Home / 4,727.60-7,091.40-2,394.80

Finding the Fourth Proportional to 4,727.60, 7,091.40 and 2,394.80

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Solution

The fourth proportional to 4,727.60, 7,091.40 and 2,394.80 is: 3,592.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,727.60 : 7,091.40 = 2,394.80 : x
  2. Step 2: Convert to fraction form
    4,727.60/7,091.40 = 2,394.80/x
  3. Step 3: Cross multiply
    4,727.60x = 7,091.40 × 2,394.80
  4. Step 4: Simplify right side
    4,727.60x = 16,982,484.72
  5. Step 5: Solve for x
    x = 16,982,484.72/4,727.60
  6. Step 6: Final answer
    x = 3,592.20

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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.