Home / 4,860.67-7,291.01-2,085.55

Finding the Fourth Proportional to 4,860.67, 7,291.01 and 2,085.55

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Solution

The fourth proportional to 4,860.67, 7,291.01 and 2,085.55 is: 3,128.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.67 : 7,291.01 = 2,085.55 : x
  2. Step 2: Convert to fraction form
    4,860.67/7,291.01 = 2,085.55/x
  3. Step 3: Cross multiply
    4,860.67x = 7,291.01 × 2,085.55
  4. Step 4: Simplify right side
    4,860.67x = 15,205,765.91
  5. Step 5: Solve for x
    x = 15,205,765.91/4,860.67
  6. Step 6: Final answer
    x = 3,128.33

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Double scale
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Similar ratio
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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.