Home / 4,248.40-6,374.16-1,653.12

Finding the Fourth Proportional to 4,248.40, 6,374.16 and 1,653.12

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Solution

The fourth proportional to 4,248.40, 6,374.16 and 1,653.12 is: 2,480.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,248.40 : 6,374.16 = 1,653.12 : x
  2. Step 2: Convert to fraction form
    4,248.40/6,374.16 = 1,653.12/x
  3. Step 3: Cross multiply
    4,248.40x = 6,374.16 × 1,653.12
  4. Step 4: Simplify right side
    4,248.40x = 10,537,251.38
  5. Step 5: Solve for x
    x = 10,537,251.38/4,248.40
  6. Step 6: Final answer
    x = 2,480.29

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