Home / 8,274.07-12,408.47-2,726.38

Finding the Fourth Proportional to 8,274.07, 12,408.47 and 2,726.38

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Solution

The fourth proportional to 8,274.07, 12,408.47 and 2,726.38 is: 4,088.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,274.07 : 12,408.47 = 2,726.38 : x
  2. Step 2: Convert to fraction form
    8,274.07/12,408.47 = 2,726.38/x
  3. Step 3: Cross multiply
    8,274.07x = 12,408.47 × 2,726.38
  4. Step 4: Simplify right side
    8,274.07x = 33,830,204.44
  5. Step 5: Solve for x
    x = 33,830,204.44/8,274.07
  6. Step 6: Final answer
    x = 4,088.70

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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.