Home / 9,006.70-12,426.42-5,821.74

Finding the Fourth Proportional to 9,006.70, 12,426.42 and 5,821.74

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Solution

The fourth proportional to 9,006.70, 12,426.42 and 5,821.74 is: 8,032.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,006.70 : 12,426.42 = 5,821.74 : x
  2. Step 2: Convert to fraction form
    9,006.70/12,426.42 = 5,821.74/x
  3. Step 3: Cross multiply
    9,006.70x = 12,426.42 × 5,821.74
  4. Step 4: Simplify right side
    9,006.70x = 72,343,454.80
  5. Step 5: Solve for x
    x = 72,343,454.80/9,006.70
  6. Step 6: Final answer
    x = 8,032.18

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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.