Home / 10,888.12-16,331.06-3,497.88

Finding the Fourth Proportional to 10,888.12, 16,331.06 and 3,497.88

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Solution

The fourth proportional to 10,888.12, 16,331.06 and 3,497.88 is: 5,246.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,888.12 : 16,331.06 = 3,497.88 : x
  2. Step 2: Convert to fraction form
    10,888.12/16,331.06 = 3,497.88/x
  3. Step 3: Cross multiply
    10,888.12x = 16,331.06 × 3,497.88
  4. Step 4: Simplify right side
    10,888.12x = 57,124,088.15
  5. Step 5: Solve for x
    x = 57,124,088.15/10,888.12
  6. Step 6: Final answer
    x = 5,246.46

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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.