Home / 10,306.85-15,460.27-5,921.51

Finding the Fourth Proportional to 10,306.85, 15,460.27 and 5,921.51

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Solution

The fourth proportional to 10,306.85, 15,460.27 and 5,921.51 is: 8,882.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306.85 : 15,460.27 = 5,921.51 : x
  2. Step 2: Convert to fraction form
    10,306.85/15,460.27 = 5,921.51/x
  3. Step 3: Cross multiply
    10,306.85x = 15,460.27 × 5,921.51
  4. Step 4: Simplify right side
    10,306.85x = 91,548,051.30
  5. Step 5: Solve for x
    x = 91,548,051.30/10,306.85
  6. Step 6: Final answer
    x = 8,882.26

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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.