Home / 7,738.64-10,679.54-4,552.16

Finding the Fourth Proportional to 7,738.64, 10,679.54 and 4,552.16

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Solution

The fourth proportional to 7,738.64, 10,679.54 and 4,552.16 is: 6,282.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,738.64 : 10,679.54 = 4,552.16 : x
  2. Step 2: Convert to fraction form
    7,738.64/10,679.54 = 4,552.16/x
  3. Step 3: Cross multiply
    7,738.64x = 10,679.54 × 4,552.16
  4. Step 4: Simplify right side
    7,738.64x = 48,614,978.74
  5. Step 5: Solve for x
    x = 48,614,978.74/7,738.64
  6. Step 6: Final answer
    x = 6,282.11

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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.