Home / 4,240.20-5,851.71-2,471.70

Finding the Fourth Proportional to 4,240.20, 5,851.71 and 2,471.70

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Solution

The fourth proportional to 4,240.20, 5,851.71 and 2,471.70 is: 3,411.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,240.20 : 5,851.71 = 2,471.70 : x
  2. Step 2: Convert to fraction form
    4,240.20/5,851.71 = 2,471.70/x
  3. Step 3: Cross multiply
    4,240.20x = 5,851.71 × 2,471.70
  4. Step 4: Simplify right side
    4,240.20x = 14,463,671.61
  5. Step 5: Solve for x
    x = 14,463,671.61/4,240.20
  6. Step 6: Final answer
    x = 3,411.08

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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.