Home / 10,888.38-16,332.76-3,097.40

Finding the Fourth Proportional to 10,888.38, 16,332.76 and 3,097.40

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Solution

The fourth proportional to 10,888.38, 16,332.76 and 3,097.40 is: 4,646.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,888.38 : 16,332.76 = 3,097.40 : x
  2. Step 2: Convert to fraction form
    10,888.38/16,332.76 = 3,097.40/x
  3. Step 3: Cross multiply
    10,888.38x = 16,332.76 × 3,097.40
  4. Step 4: Simplify right side
    10,888.38x = 50,589,090.82
  5. Step 5: Solve for x
    x = 50,589,090.82/10,888.38
  6. Step 6: Final answer
    x = 4,646.15

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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.