Home / 9,188.30-13,785.07-4,509.71

Finding the Fourth Proportional to 9,188.30, 13,785.07 and 4,509.71

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Solution

The fourth proportional to 9,188.30, 13,785.07 and 4,509.71 is: 6,765.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,188.30 : 13,785.07 = 4,509.71 : x
  2. Step 2: Convert to fraction form
    9,188.30/13,785.07 = 4,509.71/x
  3. Step 3: Cross multiply
    9,188.30x = 13,785.07 × 4,509.71
  4. Step 4: Simplify right side
    9,188.30x = 62,166,691.22
  5. Step 5: Solve for x
    x = 62,166,691.22/9,188.30
  6. Step 6: Final answer
    x = 6,765.85

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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.