Home / 3,542.13-4,888.08-2,125.98

Finding the Fourth Proportional to 3,542.13, 4,888.08 and 2,125.98

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Solution

The fourth proportional to 3,542.13, 4,888.08 and 2,125.98 is: 2,933.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.13 : 4,888.08 = 2,125.98 : x
  2. Step 2: Convert to fraction form
    3,542.13/4,888.08 = 2,125.98/x
  3. Step 3: Cross multiply
    3,542.13x = 4,888.08 × 2,125.98
  4. Step 4: Simplify right side
    3,542.13x = 10,391,960.32
  5. Step 5: Solve for x
    x = 10,391,960.32/3,542.13
  6. Step 6: Final answer
    x = 2,933.82

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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.