Home / 9,247.30-12,760.03-5,470.67

Finding the Fourth Proportional to 9,247.30, 12,760.03 and 5,470.67

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Solution

The fourth proportional to 9,247.30, 12,760.03 and 5,470.67 is: 7,548.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,247.30 : 12,760.03 = 5,470.67 : x
  2. Step 2: Convert to fraction form
    9,247.30/12,760.03 = 5,470.67/x
  3. Step 3: Cross multiply
    9,247.30x = 12,760.03 × 5,470.67
  4. Step 4: Simplify right side
    9,247.30x = 69,805,952.06
  5. Step 5: Solve for x
    x = 69,805,952.06/9,247.30
  6. Step 6: Final answer
    x = 7,548.79

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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.