Home / 5,527.04-7,624.60-3,400.79

Finding the Fourth Proportional to 5,527.04, 7,624.60 and 3,400.79

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Solution

The fourth proportional to 5,527.04, 7,624.60 and 3,400.79 is: 4,691.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.04 : 7,624.60 = 3,400.79 : x
  2. Step 2: Convert to fraction form
    5,527.04/7,624.60 = 3,400.79/x
  3. Step 3: Cross multiply
    5,527.04x = 7,624.60 × 3,400.79
  4. Step 4: Simplify right side
    5,527.04x = 25,929,616.81
  5. Step 5: Solve for x
    x = 25,929,616.81/5,527.04
  6. Step 6: Final answer
    x = 4,691.42

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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.