Home / 10,460.20-15,689.98-3,534.12

Finding the Fourth Proportional to 10,460.20, 15,689.98 and 3,534.12

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Solution

The fourth proportional to 10,460.20, 15,689.98 and 3,534.12 is: 5,301.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,460.20 : 15,689.98 = 3,534.12 : x
  2. Step 2: Convert to fraction form
    10,460.20/15,689.98 = 3,534.12/x
  3. Step 3: Cross multiply
    10,460.20x = 15,689.98 × 3,534.12
  4. Step 4: Simplify right side
    10,460.20x = 55,450,272.12
  5. Step 5: Solve for x
    x = 55,450,272.12/10,460.20
  6. Step 6: Final answer
    x = 5,301.07

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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.