Home / 9,910.08-14,856.48-6,613.92

Finding the Fourth Proportional to 9,910.08, 14,856.48 and 6,613.92

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Solution

The fourth proportional to 9,910.08, 14,856.48 and 6,613.92 is: 9,915.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,910.08 : 14,856.48 = 6,613.92 : x
  2. Step 2: Convert to fraction form
    9,910.08/14,856.48 = 6,613.92/x
  3. Step 3: Cross multiply
    9,910.08x = 14,856.48 × 6,613.92
  4. Step 4: Simplify right side
    9,910.08x = 98,259,570.20
  5. Step 5: Solve for x
    x = 98,259,570.20/9,910.08
  6. Step 6: Final answer
    x = 9,915.11

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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.