Home / 7,547.71-11,321.55-4,950.04

Finding the Fourth Proportional to 7,547.71, 11,321.55 and 4,950.04

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Solution

The fourth proportional to 7,547.71, 11,321.55 and 4,950.04 is: 7,425.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547.71 : 11,321.55 = 4,950.04 : x
  2. Step 2: Convert to fraction form
    7,547.71/11,321.55 = 4,950.04/x
  3. Step 3: Cross multiply
    7,547.71x = 11,321.55 × 4,950.04
  4. Step 4: Simplify right side
    7,547.71x = 56,042,068.75
  5. Step 5: Solve for x
    x = 56,042,068.75/7,547.71
  6. Step 6: Final answer
    x = 7,425.05

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Double scale
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Similar ratio
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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.