Home / 9,042.84-12,478.44-5,266.03

Finding the Fourth Proportional to 9,042.84, 12,478.44 and 5,266.03

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Solution

The fourth proportional to 9,042.84, 12,478.44 and 5,266.03 is: 7,266.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,042.84 : 12,478.44 = 5,266.03 : x
  2. Step 2: Convert to fraction form
    9,042.84/12,478.44 = 5,266.03/x
  3. Step 3: Cross multiply
    9,042.84x = 12,478.44 × 5,266.03
  4. Step 4: Simplify right side
    9,042.84x = 65,711,839.39
  5. Step 5: Solve for x
    x = 65,711,839.39/9,042.84
  6. Step 6: Final answer
    x = 7,266.73

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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.