Home / 4,827.47-6,659.55-3,148.11

Finding the Fourth Proportional to 4,827.47, 6,659.55 and 3,148.11

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Solution

The fourth proportional to 4,827.47, 6,659.55 and 3,148.11 is: 4,342.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827.47 : 6,659.55 = 3,148.11 : x
  2. Step 2: Convert to fraction form
    4,827.47/6,659.55 = 3,148.11/x
  3. Step 3: Cross multiply
    4,827.47x = 6,659.55 × 3,148.11
  4. Step 4: Simplify right side
    4,827.47x = 20,964,995.95
  5. Step 5: Solve for x
    x = 20,964,995.95/4,827.47
  6. Step 6: Final answer
    x = 4,342.86

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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.