Home / 2,926.98-4,389.17-1,538.87

Finding the Fourth Proportional to 2,926.98, 4,389.17 and 1,538.87

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Solution

The fourth proportional to 2,926.98, 4,389.17 and 1,538.87 is: 2,307.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,926.98 : 4,389.17 = 1,538.87 : x
  2. Step 2: Convert to fraction form
    2,926.98/4,389.17 = 1,538.87/x
  3. Step 3: Cross multiply
    2,926.98x = 4,389.17 × 1,538.87
  4. Step 4: Simplify right side
    2,926.98x = 6,754,332.40
  5. Step 5: Solve for x
    x = 6,754,332.40/2,926.98
  6. Step 6: Final answer
    x = 2,307.61

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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.