Home / 9,539.12-14,309.40-3,298.88

Finding the Fourth Proportional to 9,539.12, 14,309.40 and 3,298.88

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Solution

The fourth proportional to 9,539.12, 14,309.40 and 3,298.88 is: 4,948.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,539.12 : 14,309.40 = 3,298.88 : x
  2. Step 2: Convert to fraction form
    9,539.12/14,309.40 = 3,298.88/x
  3. Step 3: Cross multiply
    9,539.12x = 14,309.40 × 3,298.88
  4. Step 4: Simplify right side
    9,539.12x = 47,204,993.47
  5. Step 5: Solve for x
    x = 47,204,993.47/9,539.12
  6. Step 6: Final answer
    x = 4,948.57

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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.