Home / 3,344.32-4,615.15-1,928.00

Finding the Fourth Proportional to 3,344.32, 4,615.15 and 1,928.00

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Solution

The fourth proportional to 3,344.32, 4,615.15 and 1,928.00 is: 2,660.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,344.32 : 4,615.15 = 1,928.00 : x
  2. Step 2: Convert to fraction form
    3,344.32/4,615.15 = 1,928.00/x
  3. Step 3: Cross multiply
    3,344.32x = 4,615.15 × 1,928.00
  4. Step 4: Simplify right side
    3,344.32x = 8,898,005.84
  5. Step 5: Solve for x
    x = 8,898,005.84/3,344.32
  6. Step 6: Final answer
    x = 2,660.63

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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.