Home / 5,675.51-8,531.49-5,269.70

Finding the Fourth Proportional to 5,675.51, 8,531.49 and 5,269.70

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Solution

The fourth proportional to 5,675.51, 8,531.49 and 5,269.70 is: 7,921.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.51 : 8,531.49 = 5,269.70 : x
  2. Step 2: Convert to fraction form
    5,675.51/8,531.49 = 5,269.70/x
  3. Step 3: Cross multiply
    5,675.51x = 8,531.49 × 5,269.70
  4. Step 4: Simplify right side
    5,675.51x = 44,958,392.85
  5. Step 5: Solve for x
    x = 44,958,392.85/5,675.51
  6. Step 6: Final answer
    x = 7,921.47

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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.