Home / 5,007.13-6,909.24-2,768.70

Finding the Fourth Proportional to 5,007.13, 6,909.24 and 2,768.70

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Solution

The fourth proportional to 5,007.13, 6,909.24 and 2,768.70 is: 3,820.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.13 : 6,909.24 = 2,768.70 : x
  2. Step 2: Convert to fraction form
    5,007.13/6,909.24 = 2,768.70/x
  3. Step 3: Cross multiply
    5,007.13x = 6,909.24 × 2,768.70
  4. Step 4: Simplify right side
    5,007.13x = 19,129,616.22
  5. Step 5: Solve for x
    x = 19,129,616.22/5,007.13
  6. Step 6: Final answer
    x = 3,820.47

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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.