Home / 10,082.08-15,130.08-3,508.32

Finding the Fourth Proportional to 10,082.08, 15,130.08 and 3,508.32

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Solution

The fourth proportional to 10,082.08, 15,130.08 and 3,508.32 is: 5,264.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,082.08 : 15,130.08 = 3,508.32 : x
  2. Step 2: Convert to fraction form
    10,082.08/15,130.08 = 3,508.32/x
  3. Step 3: Cross multiply
    10,082.08x = 15,130.08 × 3,508.32
  4. Step 4: Simplify right side
    10,082.08x = 53,081,162.27
  5. Step 5: Solve for x
    x = 53,081,162.27/10,082.08
  6. Step 6: Final answer
    x = 5,264.90

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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.