Home / 10,490.06-15,732.68-2,993.48

Finding the Fourth Proportional to 10,490.06, 15,732.68 and 2,993.48

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Solution

The fourth proportional to 10,490.06, 15,732.68 and 2,993.48 is: 4,489.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,490.06 : 15,732.68 = 2,993.48 : x
  2. Step 2: Convert to fraction form
    10,490.06/15,732.68 = 2,993.48/x
  3. Step 3: Cross multiply
    10,490.06x = 15,732.68 × 2,993.48
  4. Step 4: Simplify right side
    10,490.06x = 47,095,428.29
  5. Step 5: Solve for x
    x = 47,095,428.29/10,490.06
  6. Step 6: Final answer
    x = 4,489.53

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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.