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Finding the Fourth Proportional to 4,357.76, 6,013.68 and 2,494.76

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Solution

The fourth proportional to 4,357.76, 6,013.68 and 2,494.76 is: 3,442.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,357.76 : 6,013.68 = 2,494.76 : x
  2. Step 2: Convert to fraction form
    4,357.76/6,013.68 = 2,494.76/x
  3. Step 3: Cross multiply
    4,357.76x = 6,013.68 × 2,494.76
  4. Step 4: Simplify right side
    4,357.76x = 15,002,688.32
  5. Step 5: Solve for x
    x = 15,002,688.32/4,357.76
  6. Step 6: Final answer
    x = 3,442.75

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Half scale
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Double scale
Find fourth proportional to 4,358.76, 6,015.06 and 2,495.76
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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.