Home / 4,712.56-7,068.84-3,247.28

Finding the Fourth Proportional to 4,712.56, 7,068.84 and 3,247.28

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Solution

The fourth proportional to 4,712.56, 7,068.84 and 3,247.28 is: 4,870.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712.56 : 7,068.84 = 3,247.28 : x
  2. Step 2: Convert to fraction form
    4,712.56/7,068.84 = 3,247.28/x
  3. Step 3: Cross multiply
    4,712.56x = 7,068.84 × 3,247.28
  4. Step 4: Simplify right side
    4,712.56x = 22,954,502.76
  5. Step 5: Solve for x
    x = 22,954,502.76/4,712.56
  6. Step 6: Final answer
    x = 4,870.92

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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.