Home / 10,254.02-15,381.84-5,057.06

Finding the Fourth Proportional to 10,254.02, 15,381.84 and 5,057.06

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Solution

The fourth proportional to 10,254.02, 15,381.84 and 5,057.06 is: 7,585.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,254.02 : 15,381.84 = 5,057.06 : x
  2. Step 2: Convert to fraction form
    10,254.02/15,381.84 = 5,057.06/x
  3. Step 3: Cross multiply
    10,254.02x = 15,381.84 × 5,057.06
  4. Step 4: Simplify right side
    10,254.02x = 77,786,887.79
  5. Step 5: Solve for x
    x = 77,786,887.79/10,254.02
  6. Step 6: Final answer
    x = 7,585.99

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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.