Home / 6,966.72-9,614.24-3,822.88

Finding the Fourth Proportional to 6,966.72, 9,614.24 and 3,822.88

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Solution

The fourth proportional to 6,966.72, 9,614.24 and 3,822.88 is: 5,275.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,966.72 : 9,614.24 = 3,822.88 : x
  2. Step 2: Convert to fraction form
    6,966.72/9,614.24 = 3,822.88/x
  3. Step 3: Cross multiply
    6,966.72x = 9,614.24 × 3,822.88
  4. Step 4: Simplify right side
    6,966.72x = 36,754,085.81
  5. Step 5: Solve for x
    x = 36,754,085.81/6,966.72
  6. Step 6: Final answer
    x = 5,275.67

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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.