Home / 7,113.28-10,671.93-2,434.30

Finding the Fourth Proportional to 7,113.28, 10,671.93 and 2,434.30

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Solution

The fourth proportional to 7,113.28, 10,671.93 and 2,434.30 is: 3,652.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,113.28 : 10,671.93 = 2,434.30 : x
  2. Step 2: Convert to fraction form
    7,113.28/10,671.93 = 2,434.30/x
  3. Step 3: Cross multiply
    7,113.28x = 10,671.93 × 2,434.30
  4. Step 4: Simplify right side
    7,113.28x = 25,978,679.20
  5. Step 5: Solve for x
    x = 25,978,679.20/7,113.28
  6. Step 6: Final answer
    x = 3,652.14

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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.