Home / 2,265.92-3,124.32-2,125.82

Finding the Fourth Proportional to 2,265.92, 3,124.32 and 2,125.82

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Solution

The fourth proportional to 2,265.92, 3,124.32 and 2,125.82 is: 2,931.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265.92 : 3,124.32 = 2,125.82 : x
  2. Step 2: Convert to fraction form
    2,265.92/3,124.32 = 2,125.82/x
  3. Step 3: Cross multiply
    2,265.92x = 3,124.32 × 2,125.82
  4. Step 4: Simplify right side
    2,265.92x = 6,641,726.32
  5. Step 5: Solve for x
    x = 6,641,726.32/2,265.92
  6. Step 6: Final answer
    x = 2,931.15

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1.5x scale

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.