Home / 3,030.33-4,538.28-1,545.90

Finding the Fourth Proportional to 3,030.33, 4,538.28 and 1,545.90

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Solution

The fourth proportional to 3,030.33, 4,538.28 and 1,545.90 is: 2,315.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.33 : 4,538.28 = 1,545.90 : x
  2. Step 2: Convert to fraction form
    3,030.33/4,538.28 = 1,545.90/x
  3. Step 3: Cross multiply
    3,030.33x = 4,538.28 × 1,545.90
  4. Step 4: Simplify right side
    3,030.33x = 7,015,732.66
  5. Step 5: Solve for x
    x = 7,015,732.66/3,030.33
  6. Step 6: Final answer
    x = 2,315.17

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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.