Home / 4,747.10-6,551.12-2,622.76

Finding the Fourth Proportional to 4,747.10, 6,551.12 and 2,622.76

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Solution

The fourth proportional to 4,747.10, 6,551.12 and 2,622.76 is: 3,619.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.10 : 6,551.12 = 2,622.76 : x
  2. Step 2: Convert to fraction form
    4,747.10/6,551.12 = 2,622.76/x
  3. Step 3: Cross multiply
    4,747.10x = 6,551.12 × 2,622.76
  4. Step 4: Simplify right side
    4,747.10x = 17,182,005.67
  5. Step 5: Solve for x
    x = 17,182,005.67/4,747.10
  6. Step 6: Final answer
    x = 3,619.48

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Half scale
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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.