Home / 6,537.38-9,807.95-1,920.38

Finding the Fourth Proportional to 6,537.38, 9,807.95 and 1,920.38

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Solution

The fourth proportional to 6,537.38, 9,807.95 and 1,920.38 is: 2,881.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,537.38 : 9,807.95 = 1,920.38 : x
  2. Step 2: Convert to fraction form
    6,537.38/9,807.95 = 1,920.38/x
  3. Step 3: Cross multiply
    6,537.38x = 9,807.95 × 1,920.38
  4. Step 4: Simplify right side
    6,537.38x = 18,834,946.78
  5. Step 5: Solve for x
    x = 18,834,946.78/6,537.38
  6. Step 6: Final answer
    x = 2,881.12

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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.