Home / 7,346.28-11,022.68-2,972.28

Finding the Fourth Proportional to 7,346.28, 11,022.68 and 2,972.28

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Solution

The fourth proportional to 7,346.28, 11,022.68 and 2,972.28 is: 4,459.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,346.28 : 11,022.68 = 2,972.28 : x
  2. Step 2: Convert to fraction form
    7,346.28/11,022.68 = 2,972.28/x
  3. Step 3: Cross multiply
    7,346.28x = 11,022.68 × 2,972.28
  4. Step 4: Simplify right side
    7,346.28x = 32,762,491.31
  5. Step 5: Solve for x
    x = 32,762,491.31/7,346.28
  6. Step 6: Final answer
    x = 4,459.74

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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.