Home / 7,334.34-10,988.73-6,109.62

Finding the Fourth Proportional to 7,334.34, 10,988.73 and 6,109.62

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Solution

The fourth proportional to 7,334.34, 10,988.73 and 6,109.62 is: 9,153.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,334.34 : 10,988.73 = 6,109.62 : x
  2. Step 2: Convert to fraction form
    7,334.34/10,988.73 = 6,109.62/x
  3. Step 3: Cross multiply
    7,334.34x = 10,988.73 × 6,109.62
  4. Step 4: Simplify right side
    7,334.34x = 67,136,964.58
  5. Step 5: Solve for x
    x = 67,136,964.58/7,334.34
  6. Step 6: Final answer
    x = 9,153.78

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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.