Home / 8,828.44-12,184.16-5,290.97

Finding the Fourth Proportional to 8,828.44, 12,184.16 and 5,290.97

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Solution

The fourth proportional to 8,828.44, 12,184.16 and 5,290.97 is: 7,302.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,828.44 : 12,184.16 = 5,290.97 : x
  2. Step 2: Convert to fraction form
    8,828.44/12,184.16 = 5,290.97/x
  3. Step 3: Cross multiply
    8,828.44x = 12,184.16 × 5,290.97
  4. Step 4: Simplify right side
    8,828.44x = 64,465,937.66
  5. Step 5: Solve for x
    x = 64,465,937.66/8,828.44
  6. Step 6: Final answer
    x = 7,302.08

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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.