Home / 1,552.90-2,327.30-1,140.10

Finding the Fourth Proportional to 1,552.90, 2,327.30 and 1,140.10

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Solution

The fourth proportional to 1,552.90, 2,327.30 and 1,140.10 is: 1,708.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552.90 : 2,327.30 = 1,140.10 : x
  2. Step 2: Convert to fraction form
    1,552.90/2,327.30 = 1,140.10/x
  3. Step 3: Cross multiply
    1,552.90x = 2,327.30 × 1,140.10
  4. Step 4: Simplify right side
    1,552.90x = 2,653,354.73
  5. Step 5: Solve for x
    x = 2,653,354.73/1,552.90
  6. Step 6: Final answer
    x = 1,708.64

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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.