Home / 1,330.92-1,837.26-1,165.32

Finding the Fourth Proportional to 1,330.92, 1,837.26 and 1,165.32

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Solution

The fourth proportional to 1,330.92, 1,837.26 and 1,165.32 is: 1,608.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330.92 : 1,837.26 = 1,165.32 : x
  2. Step 2: Convert to fraction form
    1,330.92/1,837.26 = 1,165.32/x
  3. Step 3: Cross multiply
    1,330.92x = 1,837.26 × 1,165.32
  4. Step 4: Simplify right side
    1,330.92x = 2,140,995.82
  5. Step 5: Solve for x
    x = 2,140,995.82/1,330.92
  6. Step 6: Final answer
    x = 1,608.66

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.