Home / 3,562.32-4,916.47-2,146.75

Finding the Fourth Proportional to 3,562.32, 4,916.47 and 2,146.75

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Solution

The fourth proportional to 3,562.32, 4,916.47 and 2,146.75 is: 2,962.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,562.32 : 4,916.47 = 2,146.75 : x
  2. Step 2: Convert to fraction form
    3,562.32/4,916.47 = 2,146.75/x
  3. Step 3: Cross multiply
    3,562.32x = 4,916.47 × 2,146.75
  4. Step 4: Simplify right side
    3,562.32x = 10,554,431.97
  5. Step 5: Solve for x
    x = 10,554,431.97/3,562.32
  6. Step 6: Final answer
    x = 2,962.80

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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.