Home / 5,538.96-7,636.68-4,532.40

Finding the Fourth Proportional to 5,538.96, 7,636.68 and 4,532.40

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Solution

The fourth proportional to 5,538.96, 7,636.68 and 4,532.40 is: 6,248.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.96 : 7,636.68 = 4,532.40 : x
  2. Step 2: Convert to fraction form
    5,538.96/7,636.68 = 4,532.40/x
  3. Step 3: Cross multiply
    5,538.96x = 7,636.68 × 4,532.40
  4. Step 4: Simplify right side
    5,538.96x = 34,612,488.43
  5. Step 5: Solve for x
    x = 34,612,488.43/5,538.96
  6. Step 6: Final answer
    x = 6,248.91

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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.