Home / 5,007.07-6,909.76-3,017.66

Finding the Fourth Proportional to 5,007.07, 6,909.76 and 3,017.66

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Solution

The fourth proportional to 5,007.07, 6,909.76 and 3,017.66 is: 4,164.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007.07 : 6,909.76 = 3,017.66 : x
  2. Step 2: Convert to fraction form
    5,007.07/6,909.76 = 3,017.66/x
  3. Step 3: Cross multiply
    5,007.07x = 6,909.76 × 3,017.66
  4. Step 4: Simplify right side
    5,007.07x = 20,851,306.36
  5. Step 5: Solve for x
    x = 20,851,306.36/5,007.07
  6. Step 6: Final answer
    x = 4,164.37

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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.