Home / 5,261.06-7,891.59-1,798.34

Finding the Fourth Proportional to 5,261.06, 7,891.59 and 1,798.34

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Solution

The fourth proportional to 5,261.06, 7,891.59 and 1,798.34 is: 2,697.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261.06 : 7,891.59 = 1,798.34 : x
  2. Step 2: Convert to fraction form
    5,261.06/7,891.59 = 1,798.34/x
  3. Step 3: Cross multiply
    5,261.06x = 7,891.59 × 1,798.34
  4. Step 4: Simplify right side
    5,261.06x = 14,191,761.96
  5. Step 5: Solve for x
    x = 14,191,761.96/5,261.06
  6. Step 6: Final answer
    x = 2,697.51

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.