Home / 4,860.72-7,291.08-3,888.72

Finding the Fourth Proportional to 4,860.72, 7,291.08 and 3,888.72

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Solution

The fourth proportional to 4,860.72, 7,291.08 and 3,888.72 is: 5,833.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,860.72 : 7,291.08 = 3,888.72 : x
  2. Step 2: Convert to fraction form
    4,860.72/7,291.08 = 3,888.72/x
  3. Step 3: Cross multiply
    4,860.72x = 7,291.08 × 3,888.72
  4. Step 4: Simplify right side
    4,860.72x = 28,352,968.62
  5. Step 5: Solve for x
    x = 28,352,968.62/4,860.72
  6. Step 6: Final answer
    x = 5,833.08

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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.