Home / 4,823.59-6,659.45-3,147.90

Finding the Fourth Proportional to 4,823.59, 6,659.45 and 3,147.90

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Solution

The fourth proportional to 4,823.59, 6,659.45 and 3,147.90 is: 4,346.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,823.59 : 6,659.45 = 3,147.90 : x
  2. Step 2: Convert to fraction form
    4,823.59/6,659.45 = 3,147.90/x
  3. Step 3: Cross multiply
    4,823.59x = 6,659.45 × 3,147.90
  4. Step 4: Simplify right side
    4,823.59x = 20,963,290.52
  5. Step 5: Solve for x
    x = 20,963,290.52/4,823.59
  6. Step 6: Final answer
    x = 4,346.00

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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.