Home / 5,160.24-7,755.72-2,426.16

Finding the Fourth Proportional to 5,160.24, 7,755.72 and 2,426.16

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Solution

The fourth proportional to 5,160.24, 7,755.72 and 2,426.16 is: 3,646.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,160.24 : 7,755.72 = 2,426.16 : x
  2. Step 2: Convert to fraction form
    5,160.24/7,755.72 = 2,426.16/x
  3. Step 3: Cross multiply
    5,160.24x = 7,755.72 × 2,426.16
  4. Step 4: Simplify right side
    5,160.24x = 18,816,617.64
  5. Step 5: Solve for x
    x = 18,816,617.64/5,160.24
  6. Step 6: Final answer
    x = 3,646.46

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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.