Home / 5,530.74-7,627.12-4,269.70

Finding the Fourth Proportional to 5,530.74, 7,627.12 and 4,269.70

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Solution

The fourth proportional to 5,530.74, 7,627.12 and 4,269.70 is: 5,888.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,530.74 : 7,627.12 = 4,269.70 : x
  2. Step 2: Convert to fraction form
    5,530.74/7,627.12 = 4,269.70/x
  3. Step 3: Cross multiply
    5,530.74x = 7,627.12 × 4,269.70
  4. Step 4: Simplify right side
    5,530.74x = 32,565,514.26
  5. Step 5: Solve for x
    x = 32,565,514.26/5,530.74
  6. Step 6: Final answer
    x = 5,888.09

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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.