Home / 1,526.33-2,288.13-745.89

Finding the Fourth Proportional to 1,526.33, 2,288.13 and 745.89

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Solution

The fourth proportional to 1,526.33, 2,288.13 and 745.89 is: 1,118.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526.33 : 2,288.13 = 745.89 : x
  2. Step 2: Convert to fraction form
    1,526.33/2,288.13 = 745.89/x
  3. Step 3: Cross multiply
    1,526.33x = 2,288.13 × 745.89
  4. Step 4: Simplify right side
    1,526.33x = 1,706,693.29
  5. Step 5: Solve for x
    x = 1,706,693.29/1,526.33
  6. Step 6: Final answer
    x = 1,118.17

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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.