Home / 9,298.20-13,947.30-3,142.20

Finding the Fourth Proportional to 9,298.20, 13,947.30 and 3,142.20

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Solution

The fourth proportional to 9,298.20, 13,947.30 and 3,142.20 is: 4,713.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,298.20 : 13,947.30 = 3,142.20 : x
  2. Step 2: Convert to fraction form
    9,298.20/13,947.30 = 3,142.20/x
  3. Step 3: Cross multiply
    9,298.20x = 13,947.30 × 3,142.20
  4. Step 4: Simplify right side
    9,298.20x = 43,825,206.06
  5. Step 5: Solve for x
    x = 43,825,206.06/9,298.20
  6. Step 6: Final answer
    x = 4,713.30

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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.