Home / 8,274.13-11,418.29-4,548.13

Finding the Fourth Proportional to 8,274.13, 11,418.29 and 4,548.13

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Solution

The fourth proportional to 8,274.13, 11,418.29 and 4,548.13 is: 6,276.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,274.13 : 11,418.29 = 4,548.13 : x
  2. Step 2: Convert to fraction form
    8,274.13/11,418.29 = 4,548.13/x
  3. Step 3: Cross multiply
    8,274.13x = 11,418.29 × 4,548.13
  4. Step 4: Simplify right side
    8,274.13x = 51,931,867.30
  5. Step 5: Solve for x
    x = 51,931,867.30/8,274.13
  6. Step 6: Final answer
    x = 6,276.41

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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.