Home / 7,376.55-10,178.91-4,351.61

Finding the Fourth Proportional to 7,376.55, 10,178.91 and 4,351.61

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Solution

The fourth proportional to 7,376.55, 10,178.91 and 4,351.61 is: 6,004.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,376.55 : 10,178.91 = 4,351.61 : x
  2. Step 2: Convert to fraction form
    7,376.55/10,178.91 = 4,351.61/x
  3. Step 3: Cross multiply
    7,376.55x = 10,178.91 × 4,351.61
  4. Step 4: Simplify right side
    7,376.55x = 44,294,595.65
  5. Step 5: Solve for x
    x = 44,294,595.65/7,376.55
  6. Step 6: Final answer
    x = 6,004.78

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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.