Home / 10,446.47-15,645.57-6,277.29

Finding the Fourth Proportional to 10,446.47, 15,645.57 and 6,277.29

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Solution

The fourth proportional to 10,446.47, 15,645.57 and 6,277.29 is: 9,401.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,446.47 : 15,645.57 = 6,277.29 : x
  2. Step 2: Convert to fraction form
    10,446.47/15,645.57 = 6,277.29/x
  3. Step 3: Cross multiply
    10,446.47x = 15,645.57 × 6,277.29
  4. Step 4: Simplify right side
    10,446.47x = 98,211,780.11
  5. Step 5: Solve for x
    x = 98,211,780.11/10,446.47
  6. Step 6: Final answer
    x = 9,401.43

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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.