Home / 8,331.30-11,491.85-6,562.18

Finding the Fourth Proportional to 8,331.30, 11,491.85 and 6,562.18

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Solution

The fourth proportional to 8,331.30, 11,491.85 and 6,562.18 is: 9,051.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,331.30 : 11,491.85 = 6,562.18 : x
  2. Step 2: Convert to fraction form
    8,331.30/11,491.85 = 6,562.18/x
  3. Step 3: Cross multiply
    8,331.30x = 11,491.85 × 6,562.18
  4. Step 4: Simplify right side
    8,331.30x = 75,411,588.23
  5. Step 5: Solve for x
    x = 75,411,588.23/8,331.30
  6. Step 6: Final answer
    x = 9,051.60

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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.