Home / 9,445.88-13,035.12-5,253.86

Finding the Fourth Proportional to 9,445.88, 13,035.12 and 5,253.86

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Solution

The fourth proportional to 9,445.88, 13,035.12 and 5,253.86 is: 7,250.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,445.88 : 13,035.12 = 5,253.86 : x
  2. Step 2: Convert to fraction form
    9,445.88/13,035.12 = 5,253.86/x
  3. Step 3: Cross multiply
    9,445.88x = 13,035.12 × 5,253.86
  4. Step 4: Simplify right side
    9,445.88x = 68,484,695.56
  5. Step 5: Solve for x
    x = 68,484,695.56/9,445.88
  6. Step 6: Final answer
    x = 7,250.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.