Home / 7,077.98-10,611.91-3,327.66

Finding the Fourth Proportional to 7,077.98, 10,611.91 and 3,327.66

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Solution

The fourth proportional to 7,077.98, 10,611.91 and 3,327.66 is: 4,989.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,077.98 : 10,611.91 = 3,327.66 : x
  2. Step 2: Convert to fraction form
    7,077.98/10,611.91 = 3,327.66/x
  3. Step 3: Cross multiply
    7,077.98x = 10,611.91 × 3,327.66
  4. Step 4: Simplify right side
    7,077.98x = 35,312,802.74
  5. Step 5: Solve for x
    x = 35,312,802.74/7,077.98
  6. Step 6: Final answer
    x = 4,989.11

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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.