Home / 4,815.42-7,223.67-1,527.90

Finding the Fourth Proportional to 4,815.42, 7,223.67 and 1,527.90

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Solution

The fourth proportional to 4,815.42, 7,223.67 and 1,527.90 is: 2,292.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.42 : 7,223.67 = 1,527.90 : x
  2. Step 2: Convert to fraction form
    4,815.42/7,223.67 = 1,527.90/x
  3. Step 3: Cross multiply
    4,815.42x = 7,223.67 × 1,527.90
  4. Step 4: Simplify right side
    4,815.42x = 11,037,045.39
  5. Step 5: Solve for x
    x = 11,037,045.39/4,815.42
  6. Step 6: Final answer
    x = 2,292.02

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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.