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Finding the Fourth Proportional to 4,552.76, 6,829.13 and 2,603.60

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Solution

The fourth proportional to 4,552.76, 6,829.13 and 2,603.60 is: 3,905.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,552.76 : 6,829.13 = 2,603.60 : x
  2. Step 2: Convert to fraction form
    4,552.76/6,829.13 = 2,603.60/x
  3. Step 3: Cross multiply
    4,552.76x = 6,829.13 × 2,603.60
  4. Step 4: Simplify right side
    4,552.76x = 17,780,275.70
  5. Step 5: Solve for x
    x = 17,780,275.70/4,552.76
  6. Step 6: Final answer
    x = 3,905.39

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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.