Home / 7,012.90-10,520.98-2,332.56

Finding the Fourth Proportional to 7,012.90, 10,520.98 and 2,332.56

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Solution

The fourth proportional to 7,012.90, 10,520.98 and 2,332.56 is: 3,499.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,012.90 : 10,520.98 = 2,332.56 : x
  2. Step 2: Convert to fraction form
    7,012.90/10,520.98 = 2,332.56/x
  3. Step 3: Cross multiply
    7,012.90x = 10,520.98 × 2,332.56
  4. Step 4: Simplify right side
    7,012.90x = 24,540,817.11
  5. Step 5: Solve for x
    x = 24,540,817.11/7,012.90
  6. Step 6: Final answer
    x = 3,499.38

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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.