Home / 6,897.24-10,332.90-3,426.12

Finding the Fourth Proportional to 6,897.24, 10,332.90 and 3,426.12

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Solution

The fourth proportional to 6,897.24, 10,332.90 and 3,426.12 is: 5,132.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,897.24 : 10,332.90 = 3,426.12 : x
  2. Step 2: Convert to fraction form
    6,897.24/10,332.90 = 3,426.12/x
  3. Step 3: Cross multiply
    6,897.24x = 10,332.90 × 3,426.12
  4. Step 4: Simplify right side
    6,897.24x = 35,401,755.35
  5. Step 5: Solve for x
    x = 35,401,755.35/6,897.24
  6. Step 6: Final answer
    x = 5,132.74

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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.