Home / 4,561.60-6,842.40-4,532.80

Finding the Fourth Proportional to 4,561.60, 6,842.40 and 4,532.80

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Solution

The fourth proportional to 4,561.60, 6,842.40 and 4,532.80 is: 6,799.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,561.60 : 6,842.40 = 4,532.80 : x
  2. Step 2: Convert to fraction form
    4,561.60/6,842.40 = 4,532.80/x
  3. Step 3: Cross multiply
    4,561.60x = 6,842.40 × 4,532.80
  4. Step 4: Simplify right side
    4,561.60x = 31,015,230.72
  5. Step 5: Solve for x
    x = 31,015,230.72/4,561.60
  6. Step 6: Final answer
    x = 6,799.20

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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.