Home / 1,332.38-1,837.05-1,095.50

Finding the Fourth Proportional to 1,332.38, 1,837.05 and 1,095.50

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Solution

The fourth proportional to 1,332.38, 1,837.05 and 1,095.50 is: 1,510.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332.38 : 1,837.05 = 1,095.50 : x
  2. Step 2: Convert to fraction form
    1,332.38/1,837.05 = 1,095.50/x
  3. Step 3: Cross multiply
    1,332.38x = 1,837.05 × 1,095.50
  4. Step 4: Simplify right side
    1,332.38x = 2,012,488.28
  5. Step 5: Solve for x
    x = 2,012,488.28/1,332.38
  6. Step 6: Final answer
    x = 1,510.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.