Home / 3,248.38-4,870.95-1,055.71

Finding the Fourth Proportional to 3,248.38, 4,870.95 and 1,055.71

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Solution

The fourth proportional to 3,248.38, 4,870.95 and 1,055.71 is: 1,583.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248.38 : 4,870.95 = 1,055.71 : x
  2. Step 2: Convert to fraction form
    3,248.38/4,870.95 = 1,055.71/x
  3. Step 3: Cross multiply
    3,248.38x = 4,870.95 × 1,055.71
  4. Step 4: Simplify right side
    3,248.38x = 5,142,310.62
  5. Step 5: Solve for x
    x = 5,142,310.62/3,248.38
  6. Step 6: Final answer
    x = 1,583.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.