Home / 10,888.90-16,335.33-7,194.22

Finding the Fourth Proportional to 10,888.90, 16,335.33 and 7,194.22

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Solution

The fourth proportional to 10,888.90, 16,335.33 and 7,194.22 is: 10,792.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,888.90 : 16,335.33 = 7,194.22 : x
  2. Step 2: Convert to fraction form
    10,888.90/16,335.33 = 7,194.22/x
  3. Step 3: Cross multiply
    10,888.90x = 16,335.33 × 7,194.22
  4. Step 4: Simplify right side
    10,888.90x = 117,519,957.79
  5. Step 5: Solve for x
    x = 117,519,957.79/10,888.90
  6. Step 6: Final answer
    x = 10,792.64

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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.