Home / 5,012.37-6,909.85-3,515.65

Finding the Fourth Proportional to 5,012.37, 6,909.85 and 3,515.65

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Solution

The fourth proportional to 5,012.37, 6,909.85 and 3,515.65 is: 4,846.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,012.37 : 6,909.85 = 3,515.65 : x
  2. Step 2: Convert to fraction form
    5,012.37/6,909.85 = 3,515.65/x
  3. Step 3: Cross multiply
    5,012.37x = 6,909.85 × 3,515.65
  4. Step 4: Simplify right side
    5,012.37x = 24,292,614.15
  5. Step 5: Solve for x
    x = 24,292,614.15/5,012.37
  6. Step 6: Final answer
    x = 4,846.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.