Home / 5,542.47-8,312.09-2,254.95

Finding the Fourth Proportional to 5,542.47, 8,312.09 and 2,254.95

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Solution

The fourth proportional to 5,542.47, 8,312.09 and 2,254.95 is: 3,381.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542.47 : 8,312.09 = 2,254.95 : x
  2. Step 2: Convert to fraction form
    5,542.47/8,312.09 = 2,254.95/x
  3. Step 3: Cross multiply
    5,542.47x = 8,312.09 × 2,254.95
  4. Step 4: Simplify right side
    5,542.47x = 18,743,336.07
  5. Step 5: Solve for x
    x = 18,743,336.07/5,542.47
  6. Step 6: Final answer
    x = 3,381.77

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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.