Home / 2,292.47-3,438.15-1,058.69

Finding the Fourth Proportional to 2,292.47, 3,438.15 and 1,058.69

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Solution

The fourth proportional to 2,292.47, 3,438.15 and 1,058.69 is: 1,587.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.47 : 3,438.15 = 1,058.69 : x
  2. Step 2: Convert to fraction form
    2,292.47/3,438.15 = 1,058.69/x
  3. Step 3: Cross multiply
    2,292.47x = 3,438.15 × 1,058.69
  4. Step 4: Simplify right side
    2,292.47x = 3,639,931.05
  5. Step 5: Solve for x
    x = 3,639,931.05/2,292.47
  6. Step 6: Final answer
    x = 1,587.78

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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.