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Finding the Fourth Proportional to 4,698.76, 6,484.02 and 2,602.76

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Solution

The fourth proportional to 4,698.76, 6,484.02 and 2,602.76 is: 3,591.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,698.76 : 6,484.02 = 2,602.76 : x
  2. Step 2: Convert to fraction form
    4,698.76/6,484.02 = 2,602.76/x
  3. Step 3: Cross multiply
    4,698.76x = 6,484.02 × 2,602.76
  4. Step 4: Simplify right side
    4,698.76x = 16,876,347.90
  5. Step 5: Solve for x
    x = 16,876,347.90/4,698.76
  6. Step 6: Final answer
    x = 3,591.66

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Half scale
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Double scale
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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.