Home / 4,033.90-5,565.18-2,331.28

Finding the Fourth Proportional to 4,033.90, 5,565.18 and 2,331.28

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Solution

The fourth proportional to 4,033.90, 5,565.18 and 2,331.28 is: 3,216.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,033.90 : 5,565.18 = 2,331.28 : x
  2. Step 2: Convert to fraction form
    4,033.90/5,565.18 = 2,331.28/x
  3. Step 3: Cross multiply
    4,033.90x = 5,565.18 × 2,331.28
  4. Step 4: Simplify right side
    4,033.90x = 12,973,992.83
  5. Step 5: Solve for x
    x = 12,973,992.83/4,033.90
  6. Step 6: Final answer
    x = 3,216.24

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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.