Home / 9,539.59-13,169.25-6,358.18

Finding the Fourth Proportional to 9,539.59, 13,169.25 and 6,358.18

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Solution

The fourth proportional to 9,539.59, 13,169.25 and 6,358.18 is: 8,777.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,539.59 : 13,169.25 = 6,358.18 : x
  2. Step 2: Convert to fraction form
    9,539.59/13,169.25 = 6,358.18/x
  3. Step 3: Cross multiply
    9,539.59x = 13,169.25 × 6,358.18
  4. Step 4: Simplify right side
    9,539.59x = 83,732,461.97
  5. Step 5: Solve for x
    x = 83,732,461.97/9,539.59
  6. Step 6: Final answer
    x = 8,777.36

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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.