Home / 3,587.32-4,951.40-2,191.24

Finding the Fourth Proportional to 3,587.32, 4,951.40 and 2,191.24

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Solution

The fourth proportional to 3,587.32, 4,951.40 and 2,191.24 is: 3,024.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.32 : 4,951.40 = 2,191.24 : x
  2. Step 2: Convert to fraction form
    3,587.32/4,951.40 = 2,191.24/x
  3. Step 3: Cross multiply
    3,587.32x = 4,951.40 × 2,191.24
  4. Step 4: Simplify right side
    3,587.32x = 10,849,705.74
  5. Step 5: Solve for x
    x = 10,849,705.74/3,587.32
  6. Step 6: Final answer
    x = 3,024.46

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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.