Home / 3,248.60-4,890.38-2,946.87

Finding the Fourth Proportional to 3,248.60, 4,890.38 and 2,946.87

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Solution

The fourth proportional to 3,248.60, 4,890.38 and 2,946.87 is: 4,436.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.60 : 4,890.38 = 2,946.87 : x
  2. Step 2: Convert to fraction form
    3,248.60/4,890.38 = 2,946.87/x
  3. Step 3: Cross multiply
    3,248.60x = 4,890.38 × 2,946.87
  4. Step 4: Simplify right side
    3,248.60x = 14,411,299.38
  5. Step 5: Solve for x
    x = 14,411,299.38/3,248.60
  6. Step 6: Final answer
    x = 4,436.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.