Home / 1,134.24-1,569.75-1,106.97

Finding the Fourth Proportional to 1,134.24, 1,569.75 and 1,106.97

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Solution

The fourth proportional to 1,134.24, 1,569.75 and 1,106.97 is: 1,532.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134.24 : 1,569.75 = 1,106.97 : x
  2. Step 2: Convert to fraction form
    1,134.24/1,569.75 = 1,106.97/x
  3. Step 3: Cross multiply
    1,134.24x = 1,569.75 × 1,106.97
  4. Step 4: Simplify right side
    1,134.24x = 1,737,666.16
  5. Step 5: Solve for x
    x = 1,737,666.16/1,134.24
  6. Step 6: Final answer
    x = 1,532.01

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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.