Home / 3,565.02-4,920.78-2,073.62

Finding the Fourth Proportional to 3,565.02, 4,920.78 and 2,073.62

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Solution

The fourth proportional to 3,565.02, 4,920.78 and 2,073.62 is: 2,862.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,565.02 : 4,920.78 = 2,073.62 : x
  2. Step 2: Convert to fraction form
    3,565.02/4,920.78 = 2,073.62/x
  3. Step 3: Cross multiply
    3,565.02x = 4,920.78 × 2,073.62
  4. Step 4: Simplify right side
    3,565.02x = 10,203,827.82
  5. Step 5: Solve for x
    x = 10,203,827.82/3,565.02
  6. Step 6: Final answer
    x = 2,862.21

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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.