Home / 7,432.59-11,154.21-2,930.34

Finding the Fourth Proportional to 7,432.59, 11,154.21 and 2,930.34

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Solution

The fourth proportional to 7,432.59, 11,154.21 and 2,930.34 is: 4,397.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,432.59 : 11,154.21 = 2,930.34 : x
  2. Step 2: Convert to fraction form
    7,432.59/11,154.21 = 2,930.34/x
  3. Step 3: Cross multiply
    7,432.59x = 11,154.21 × 2,930.34
  4. Step 4: Simplify right side
    7,432.59x = 32,685,627.73
  5. Step 5: Solve for x
    x = 32,685,627.73/7,432.59
  6. Step 6: Final answer
    x = 4,397.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.