Home / 5,007.22-6,909.91-2,769.19

Finding the Fourth Proportional to 5,007.22, 6,909.91 and 2,769.19

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Solution

The fourth proportional to 5,007.22, 6,909.91 and 2,769.19 is: 3,821.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.22 : 6,909.91 = 2,769.19 : x
  2. Step 2: Convert to fraction form
    5,007.22/6,909.91 = 2,769.19/x
  3. Step 3: Cross multiply
    5,007.22x = 6,909.91 × 2,769.19
  4. Step 4: Simplify right side
    5,007.22x = 19,134,829.48
  5. Step 5: Solve for x
    x = 19,134,829.48/5,007.22
  6. Step 6: Final answer
    x = 3,821.45

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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.