Home / 10,319.59-15,474.73-2,922.30

Finding the Fourth Proportional to 10,319.59, 15,474.73 and 2,922.30

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Solution

The fourth proportional to 10,319.59, 15,474.73 and 2,922.30 is: 4,382.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,319.59 : 15,474.73 = 2,922.30 : x
  2. Step 2: Convert to fraction form
    10,319.59/15,474.73 = 2,922.30/x
  3. Step 3: Cross multiply
    10,319.59x = 15,474.73 × 2,922.30
  4. Step 4: Simplify right side
    10,319.59x = 45,221,803.48
  5. Step 5: Solve for x
    x = 45,221,803.48/10,319.59
  6. Step 6: Final answer
    x = 4,382.13

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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.