Home / 4,812.40-7,219.97-2,347.24

Finding the Fourth Proportional to 4,812.40, 7,219.97 and 2,347.24

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Solution

The fourth proportional to 4,812.40, 7,219.97 and 2,347.24 is: 3,521.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812.40 : 7,219.97 = 2,347.24 : x
  2. Step 2: Convert to fraction form
    4,812.40/7,219.97 = 2,347.24/x
  3. Step 3: Cross multiply
    4,812.40x = 7,219.97 × 2,347.24
  4. Step 4: Simplify right side
    4,812.40x = 16,947,002.38
  5. Step 5: Solve for x
    x = 16,947,002.38/4,812.40
  6. Step 6: Final answer
    x = 3,521.53

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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.