Home / 5,243.00-7,864.56-1,545.29

Finding the Fourth Proportional to 5,243.00, 7,864.56 and 1,545.29

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Solution

The fourth proportional to 5,243.00, 7,864.56 and 1,545.29 is: 2,317.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,243.00 : 7,864.56 = 1,545.29 : x
  2. Step 2: Convert to fraction form
    5,243.00/7,864.56 = 1,545.29/x
  3. Step 3: Cross multiply
    5,243.00x = 7,864.56 × 1,545.29
  4. Step 4: Simplify right side
    5,243.00x = 12,153,060.33
  5. Step 5: Solve for x
    x = 12,153,060.33/5,243.00
  6. Step 6: Final answer
    x = 2,317.96

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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.