Home / 3,498.40-5,248.38-1,551.16

Finding the Fourth Proportional to 3,498.40, 5,248.38 and 1,551.16

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Solution

The fourth proportional to 3,498.40, 5,248.38 and 1,551.16 is: 2,327.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,498.40 : 5,248.38 = 1,551.16 : x
  2. Step 2: Convert to fraction form
    3,498.40/5,248.38 = 1,551.16/x
  3. Step 3: Cross multiply
    3,498.40x = 5,248.38 × 1,551.16
  4. Step 4: Simplify right side
    3,498.40x = 8,141,077.12
  5. Step 5: Solve for x
    x = 8,141,077.12/3,498.40
  6. Step 6: Final answer
    x = 2,327.09

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1.5x scale

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.