Home / 1,545.03-2,318.13-1,373.00

Finding the Fourth Proportional to 1,545.03, 2,318.13 and 1,373.00

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Solution

The fourth proportional to 1,545.03, 2,318.13 and 1,373.00 is: 2,060.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545.03 : 2,318.13 = 1,373.00 : x
  2. Step 2: Convert to fraction form
    1,545.03/2,318.13 = 1,373.00/x
  3. Step 3: Cross multiply
    1,545.03x = 2,318.13 × 1,373.00
  4. Step 4: Simplify right side
    1,545.03x = 3,182,780.90
  5. Step 5: Solve for x
    x = 3,182,780.90/1,545.03
  6. Step 6: Final answer
    x = 2,060.01

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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.