Home / 5,134.48-7,700.96-1,436.32

Finding the Fourth Proportional to 5,134.48, 7,700.96 and 1,436.32

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Solution

The fourth proportional to 5,134.48, 7,700.96 and 1,436.32 is: 2,154.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134.48 : 7,700.96 = 1,436.32 : x
  2. Step 2: Convert to fraction form
    5,134.48/7,700.96 = 1,436.32/x
  3. Step 3: Cross multiply
    5,134.48x = 7,700.96 × 1,436.32
  4. Step 4: Simplify right side
    5,134.48x = 11,061,042.87
  5. Step 5: Solve for x
    x = 11,061,042.87/5,134.48
  6. Step 6: Final answer
    x = 2,154.27

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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.