Home / 9,660.52-13,327.50-6,511.24

Finding the Fourth Proportional to 9,660.52, 13,327.50 and 6,511.24

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Solution

The fourth proportional to 9,660.52, 13,327.50 and 6,511.24 is: 8,982.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,660.52 : 13,327.50 = 6,511.24 : x
  2. Step 2: Convert to fraction form
    9,660.52/13,327.50 = 6,511.24/x
  3. Step 3: Cross multiply
    9,660.52x = 13,327.50 × 6,511.24
  4. Step 4: Simplify right side
    9,660.52x = 86,778,551.10
  5. Step 5: Solve for x
    x = 86,778,551.10/9,660.52
  6. Step 6: Final answer
    x = 8,982.80

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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.