Home / 10,317.11-15,476.52-3,298.12

Finding the Fourth Proportional to 10,317.11, 15,476.52 and 3,298.12

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Solution

The fourth proportional to 10,317.11, 15,476.52 and 3,298.12 is: 4,947.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,317.11 : 15,476.52 = 3,298.12 : x
  2. Step 2: Convert to fraction form
    10,317.11/15,476.52 = 3,298.12/x
  3. Step 3: Cross multiply
    10,317.11x = 15,476.52 × 3,298.12
  4. Step 4: Simplify right side
    10,317.11x = 51,043,451.86
  5. Step 5: Solve for x
    x = 51,043,451.86/10,317.11
  6. Step 6: Final answer
    x = 4,947.46

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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.