Home / 4,966.40-7,443.20-3,596.80

Finding the Fourth Proportional to 4,966.40, 7,443.20 and 3,596.80

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Solution

The fourth proportional to 4,966.40, 7,443.20 and 3,596.80 is: 5,390.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,966.40 : 7,443.20 = 3,596.80 : x
  2. Step 2: Convert to fraction form
    4,966.40/7,443.20 = 3,596.80/x
  3. Step 3: Cross multiply
    4,966.40x = 7,443.20 × 3,596.80
  4. Step 4: Simplify right side
    4,966.40x = 26,771,701.76
  5. Step 5: Solve for x
    x = 26,771,701.76/4,966.40
  6. Step 6: Final answer
    x = 5,390.56

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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.