Home / 2,442.29-3,371.85-1,881.63

Finding the Fourth Proportional to 2,442.29, 3,371.85 and 1,881.63

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Solution

The fourth proportional to 2,442.29, 3,371.85 and 1,881.63 is: 2,597.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442.29 : 3,371.85 = 1,881.63 : x
  2. Step 2: Convert to fraction form
    2,442.29/3,371.85 = 1,881.63/x
  3. Step 3: Cross multiply
    2,442.29x = 3,371.85 × 1,881.63
  4. Step 4: Simplify right side
    2,442.29x = 6,344,574.12
  5. Step 5: Solve for x
    x = 6,344,574.12/2,442.29
  6. Step 6: Final answer
    x = 2,597.80

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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.