Home / 4,117.18-5,681.85-2,254.18

Finding the Fourth Proportional to 4,117.18, 5,681.85 and 2,254.18

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Solution

The fourth proportional to 4,117.18, 5,681.85 and 2,254.18 is: 3,110.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.18 : 5,681.85 = 2,254.18 : x
  2. Step 2: Convert to fraction form
    4,117.18/5,681.85 = 2,254.18/x
  3. Step 3: Cross multiply
    4,117.18x = 5,681.85 × 2,254.18
  4. Step 4: Simplify right side
    4,117.18x = 12,807,912.63
  5. Step 5: Solve for x
    x = 12,807,912.63/4,117.18
  6. Step 6: Final answer
    x = 3,110.85

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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.