Home / 1,437.04-1,983.18-1,126

Finding the Fourth Proportional to 1,437.04, 1,983.18 and 1,126

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Solution

The fourth proportional to 1,437.04, 1,983.18 and 1,126 is: 1,553.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437.04 : 1,983.18 = 1,126 : x
  2. Step 2: Convert to fraction form
    1,437.04/1,983.18 = 1,126/x
  3. Step 3: Cross multiply
    1,437.04x = 1,983.18 × 1,126
  4. Step 4: Simplify right side
    1,437.04x = 2,233,060.68
  5. Step 5: Solve for x
    x = 2,233,060.68/1,437.04
  6. Step 6: Final answer
    x = 1,553.93

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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.