Home / 9,411.73-12,982.49-6,225.01

Finding the Fourth Proportional to 9,411.73, 12,982.49 and 6,225.01

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Solution

The fourth proportional to 9,411.73, 12,982.49 and 6,225.01 is: 8,586.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,411.73 : 12,982.49 = 6,225.01 : x
  2. Step 2: Convert to fraction form
    9,411.73/12,982.49 = 6,225.01/x
  3. Step 3: Cross multiply
    9,411.73x = 12,982.49 × 6,225.01
  4. Step 4: Simplify right side
    9,411.73x = 80,816,098.95
  5. Step 5: Solve for x
    x = 80,816,098.95/9,411.73
  6. Step 6: Final answer
    x = 8,586.74

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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.