Home / 10,888.02-16,329.60-5,335.80

Finding the Fourth Proportional to 10,888.02, 16,329.60 and 5,335.80

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Solution

The fourth proportional to 10,888.02, 16,329.60 and 5,335.80 is: 8,002.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,888.02 : 16,329.60 = 5,335.80 : x
  2. Step 2: Convert to fraction form
    10,888.02/16,329.60 = 5,335.80/x
  3. Step 3: Cross multiply
    10,888.02x = 16,329.60 × 5,335.80
  4. Step 4: Simplify right side
    10,888.02x = 87,131,479.68
  5. Step 5: Solve for x
    x = 87,131,479.68/10,888.02
  6. Step 6: Final answer
    x = 8,002.51

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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.