Home / 3,426.17-4,728.12-1,854.26

Finding the Fourth Proportional to 3,426.17, 4,728.12 and 1,854.26

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Solution

The fourth proportional to 3,426.17, 4,728.12 and 1,854.26 is: 2,558.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426.17 : 4,728.12 = 1,854.26 : x
  2. Step 2: Convert to fraction form
    3,426.17/4,728.12 = 1,854.26/x
  3. Step 3: Cross multiply
    3,426.17x = 4,728.12 × 1,854.26
  4. Step 4: Simplify right side
    3,426.17x = 8,767,140.15
  5. Step 5: Solve for x
    x = 8,767,140.15/3,426.17
  6. Step 6: Final answer
    x = 2,558.88

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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.