Home / 7,770.39-10,723.15-4,233.52

Finding the Fourth Proportional to 7,770.39, 10,723.15 and 4,233.52

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Solution

The fourth proportional to 7,770.39, 10,723.15 and 4,233.52 is: 5,842.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,770.39 : 10,723.15 = 4,233.52 : x
  2. Step 2: Convert to fraction form
    7,770.39/10,723.15 = 4,233.52/x
  3. Step 3: Cross multiply
    7,770.39x = 10,723.15 × 4,233.52
  4. Step 4: Simplify right side
    7,770.39x = 45,396,669.99
  5. Step 5: Solve for x
    x = 45,396,669.99/7,770.39
  6. Step 6: Final answer
    x = 5,842.26

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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.