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Finding the Fourth Proportional to 8,798.25, 12,141.63 and 6,562.11

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Solution

The fourth proportional to 8,798.25, 12,141.63 and 6,562.11 is: 9,055.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,798.25 : 12,141.63 = 6,562.11 : x
  2. Step 2: Convert to fraction form
    8,798.25/12,141.63 = 6,562.11/x
  3. Step 3: Cross multiply
    8,798.25x = 12,141.63 × 6,562.11
  4. Step 4: Simplify right side
    8,798.25x = 79,674,711.64
  5. Step 5: Solve for x
    x = 79,674,711.64/8,798.25
  6. Step 6: Final answer
    x = 9,055.75

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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.