Home / 9,003.80-13,493.28-4,326.68

Finding the Fourth Proportional to 9,003.80, 13,493.28 and 4,326.68

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Solution

The fourth proportional to 9,003.80, 13,493.28 and 4,326.68 is: 6,484.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,003.80 : 13,493.28 = 4,326.68 : x
  2. Step 2: Convert to fraction form
    9,003.80/13,493.28 = 4,326.68/x
  3. Step 3: Cross multiply
    9,003.80x = 13,493.28 × 4,326.68
  4. Step 4: Simplify right side
    9,003.80x = 58,381,104.71
  5. Step 5: Solve for x
    x = 58,381,104.71/9,003.80
  6. Step 6: Final answer
    x = 6,484.05

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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.