Home / 8,339.18-11,507.91-4,613.18

Finding the Fourth Proportional to 8,339.18, 11,507.91 and 4,613.18

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Solution

The fourth proportional to 8,339.18, 11,507.91 and 4,613.18 is: 6,366.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,339.18 : 11,507.91 = 4,613.18 : x
  2. Step 2: Convert to fraction form
    8,339.18/11,507.91 = 4,613.18/x
  3. Step 3: Cross multiply
    8,339.18x = 11,507.91 × 4,613.18
  4. Step 4: Simplify right side
    8,339.18x = 53,088,060.25
  5. Step 5: Solve for x
    x = 53,088,060.25/8,339.18
  6. Step 6: Final answer
    x = 6,366.10

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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.