Home / 3,549.13-5,323.71-1,240.63

Finding the Fourth Proportional to 3,549.13, 5,323.71 and 1,240.63

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Solution

The fourth proportional to 3,549.13, 5,323.71 and 1,240.63 is: 1,860.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.13 : 5,323.71 = 1,240.63 : x
  2. Step 2: Convert to fraction form
    3,549.13/5,323.71 = 1,240.63/x
  3. Step 3: Cross multiply
    3,549.13x = 5,323.71 × 1,240.63
  4. Step 4: Simplify right side
    3,549.13x = 6,604,754.34
  5. Step 5: Solve for x
    x = 6,604,754.34/3,549.13
  6. Step 6: Final answer
    x = 1,860.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.