Home / 1,527.12-2,292.03-1,005.66

Finding the Fourth Proportional to 1,527.12, 2,292.03 and 1,005.66

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Solution

The fourth proportional to 1,527.12, 2,292.03 and 1,005.66 is: 1,509.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527.12 : 2,292.03 = 1,005.66 : x
  2. Step 2: Convert to fraction form
    1,527.12/2,292.03 = 1,005.66/x
  3. Step 3: Cross multiply
    1,527.12x = 2,292.03 × 1,005.66
  4. Step 4: Simplify right side
    1,527.12x = 2,305,002.89
  5. Step 5: Solve for x
    x = 2,305,002.89/1,527.12
  6. Step 6: Final answer
    x = 1,509.38

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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.