Home / 6,376.43-9,552.18-4,178.49

Finding the Fourth Proportional to 6,376.43, 9,552.18 and 4,178.49

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Solution

The fourth proportional to 6,376.43, 9,552.18 and 4,178.49 is: 6,259.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,376.43 : 9,552.18 = 4,178.49 : x
  2. Step 2: Convert to fraction form
    6,376.43/9,552.18 = 4,178.49/x
  3. Step 3: Cross multiply
    6,376.43x = 9,552.18 × 4,178.49
  4. Step 4: Simplify right side
    6,376.43x = 39,913,688.61
  5. Step 5: Solve for x
    x = 39,913,688.61/6,376.43
  6. Step 6: Final answer
    x = 6,259.57

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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.