Home / 1,468.23-2,190.96-1,312.44

Finding the Fourth Proportional to 1,468.23, 2,190.96 and 1,312.44

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Solution

The fourth proportional to 1,468.23, 2,190.96 and 1,312.44 is: 1,958.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468.23 : 2,190.96 = 1,312.44 : x
  2. Step 2: Convert to fraction form
    1,468.23/2,190.96 = 1,312.44/x
  3. Step 3: Cross multiply
    1,468.23x = 2,190.96 × 1,312.44
  4. Step 4: Simplify right side
    1,468.23x = 2,875,496.98
  5. Step 5: Solve for x
    x = 2,875,496.98/1,468.23
  6. Step 6: Final answer
    x = 1,958.48

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.