Home / 10,070.28-15,092.64-5,690.19

Finding the Fourth Proportional to 10,070.28, 15,092.64 and 5,690.19

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Solution

The fourth proportional to 10,070.28, 15,092.64 and 5,690.19 is: 8,528.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,070.28 : 15,092.64 = 5,690.19 : x
  2. Step 2: Convert to fraction form
    10,070.28/15,092.64 = 5,690.19/x
  3. Step 3: Cross multiply
    10,070.28x = 15,092.64 × 5,690.19
  4. Step 4: Simplify right side
    10,070.28x = 85,879,989.20
  5. Step 5: Solve for x
    x = 85,879,989.20/10,070.28
  6. Step 6: Final answer
    x = 8,528.06

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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.