Home / 7,376.91-10,178.97-4,392.66

Finding the Fourth Proportional to 7,376.91, 10,178.97 and 4,392.66

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Solution

The fourth proportional to 7,376.91, 10,178.97 and 4,392.66 is: 6,061.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,376.91 : 10,178.97 = 4,392.66 : x
  2. Step 2: Convert to fraction form
    7,376.91/10,178.97 = 4,392.66/x
  3. Step 3: Cross multiply
    7,376.91x = 10,178.97 × 4,392.66
  4. Step 4: Simplify right side
    7,376.91x = 44,712,776.06
  5. Step 5: Solve for x
    x = 44,712,776.06/7,376.91
  6. Step 6: Final answer
    x = 6,061.18

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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.