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Finding the Fourth Proportional to 7,233.60, 10,839.23 and 4,884.39

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Solution

The fourth proportional to 7,233.60, 10,839.23 and 4,884.39 is: 7,319.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,233.60 : 10,839.23 = 4,884.39 : x
  2. Step 2: Convert to fraction form
    7,233.60/10,839.23 = 4,884.39/x
  3. Step 3: Cross multiply
    7,233.60x = 10,839.23 × 4,884.39
  4. Step 4: Simplify right side
    7,233.60x = 52,943,041.51
  5. Step 5: Solve for x
    x = 52,943,041.51/7,233.60
  6. Step 6: Final answer
    x = 7,319.05

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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.