Home / 1,207.04-1,801.80-1,061.24

Finding the Fourth Proportional to 1,207.04, 1,801.80 and 1,061.24

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Solution

The fourth proportional to 1,207.04, 1,801.80 and 1,061.24 is: 1,584.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207.04 : 1,801.80 = 1,061.24 : x
  2. Step 2: Convert to fraction form
    1,207.04/1,801.80 = 1,061.24/x
  3. Step 3: Cross multiply
    1,207.04x = 1,801.80 × 1,061.24
  4. Step 4: Simplify right side
    1,207.04x = 1,912,142.23
  5. Step 5: Solve for x
    x = 1,912,142.23/1,207.04
  6. Step 6: Final answer
    x = 1,584.16

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.