Home / 3,542.06-4,888.13-1,948.68

Finding the Fourth Proportional to 3,542.06, 4,888.13 and 1,948.68

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Solution

The fourth proportional to 3,542.06, 4,888.13 and 1,948.68 is: 2,689.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.06 : 4,888.13 = 1,948.68 : x
  2. Step 2: Convert to fraction form
    3,542.06/4,888.13 = 1,948.68/x
  3. Step 3: Cross multiply
    3,542.06x = 4,888.13 × 1,948.68
  4. Step 4: Simplify right side
    3,542.06x = 9,525,401.17
  5. Step 5: Solve for x
    x = 9,525,401.17/3,542.06
  6. Step 6: Final answer
    x = 2,689.23

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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.