Home / 4,842.24-7,247.16-4,256.88

Finding the Fourth Proportional to 4,842.24, 7,247.16 and 4,256.88

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Solution

The fourth proportional to 4,842.24, 7,247.16 and 4,256.88 is: 6,371.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842.24 : 7,247.16 = 4,256.88 : x
  2. Step 2: Convert to fraction form
    4,842.24/7,247.16 = 4,256.88/x
  3. Step 3: Cross multiply
    4,842.24x = 7,247.16 × 4,256.88
  4. Step 4: Simplify right side
    4,842.24x = 30,850,290.46
  5. Step 5: Solve for x
    x = 30,850,290.46/4,842.24
  6. Step 6: Final answer
    x = 6,371.08

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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.