Home / 4,142.60-6,217.92-1,952.84

Finding the Fourth Proportional to 4,142.60, 6,217.92 and 1,952.84

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Solution

The fourth proportional to 4,142.60, 6,217.92 and 1,952.84 is: 2,931.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142.60 : 6,217.92 = 1,952.84 : x
  2. Step 2: Convert to fraction form
    4,142.60/6,217.92 = 1,952.84/x
  3. Step 3: Cross multiply
    4,142.60x = 6,217.92 × 1,952.84
  4. Step 4: Simplify right side
    4,142.60x = 12,142,602.89
  5. Step 5: Solve for x
    x = 12,142,602.89/4,142.60
  6. Step 6: Final answer
    x = 2,931.16

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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.