Home / 7,650.04-11,446.08-4,531.72

Finding the Fourth Proportional to 7,650.04, 11,446.08 and 4,531.72

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Solution

The fourth proportional to 7,650.04, 11,446.08 and 4,531.72 is: 6,780.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650.04 : 11,446.08 = 4,531.72 : x
  2. Step 2: Convert to fraction form
    7,650.04/11,446.08 = 4,531.72/x
  3. Step 3: Cross multiply
    7,650.04x = 11,446.08 × 4,531.72
  4. Step 4: Simplify right side
    7,650.04x = 51,870,429.66
  5. Step 5: Solve for x
    x = 51,870,429.66/7,650.04
  6. Step 6: Final answer
    x = 6,780.41

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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.