Home / 5,552.64-7,659.84-3,312.96

Finding the Fourth Proportional to 5,552.64, 7,659.84 and 3,312.96

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Solution

The fourth proportional to 5,552.64, 7,659.84 and 3,312.96 is: 4,570.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,552.64 : 7,659.84 = 3,312.96 : x
  2. Step 2: Convert to fraction form
    5,552.64/7,659.84 = 3,312.96/x
  3. Step 3: Cross multiply
    5,552.64x = 7,659.84 × 3,312.96
  4. Step 4: Simplify right side
    5,552.64x = 25,376,743.53
  5. Step 5: Solve for x
    x = 25,376,743.53/5,552.64
  6. Step 6: Final answer
    x = 4,570.21

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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.