Home / 7,523.32-10,380.98-4,378.84

Finding the Fourth Proportional to 7,523.32, 10,380.98 and 4,378.84

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Solution

The fourth proportional to 7,523.32, 10,380.98 and 4,378.84 is: 6,042.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,523.32 : 10,380.98 = 4,378.84 : x
  2. Step 2: Convert to fraction form
    7,523.32/10,380.98 = 4,378.84/x
  3. Step 3: Cross multiply
    7,523.32x = 10,380.98 × 4,378.84
  4. Step 4: Simplify right side
    7,523.32x = 45,456,650.46
  5. Step 5: Solve for x
    x = 45,456,650.46/7,523.32
  6. Step 6: Final answer
    x = 6,042.10

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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.