Home / 4,255.16-6,384.56-1,659.92

Finding the Fourth Proportional to 4,255.16, 6,384.56 and 1,659.92

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Solution

The fourth proportional to 4,255.16, 6,384.56 and 1,659.92 is: 2,490.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.16 : 6,384.56 = 1,659.92 : x
  2. Step 2: Convert to fraction form
    4,255.16/6,384.56 = 1,659.92/x
  3. Step 3: Cross multiply
    4,255.16x = 6,384.56 × 1,659.92
  4. Step 4: Simplify right side
    4,255.16x = 10,597,818.61
  5. Step 5: Solve for x
    x = 10,597,818.61/4,255.16
  6. Step 6: Final answer
    x = 2,490.58

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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.