Home / 4,344.68-5,990.28-2,945

Finding the Fourth Proportional to 4,344.68, 5,990.28 and 2,945

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Solution

The fourth proportional to 4,344.68, 5,990.28 and 2,945 is: 4,060.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,344.68 : 5,990.28 = 2,945 : x
  2. Step 2: Convert to fraction form
    4,344.68/5,990.28 = 2,945/x
  3. Step 3: Cross multiply
    4,344.68x = 5,990.28 × 2,945
  4. Step 4: Simplify right side
    4,344.68x = 17,641,374.60
  5. Step 5: Solve for x
    x = 17,641,374.60/4,344.68
  6. Step 6: Final answer
    x = 4,060.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.