Home / 4,987.01-7,481.91-2,176.10

Finding the Fourth Proportional to 4,987.01, 7,481.91 and 2,176.10

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Solution

The fourth proportional to 4,987.01, 7,481.91 and 2,176.10 is: 3,264.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,987.01 : 7,481.91 = 2,176.10 : x
  2. Step 2: Convert to fraction form
    4,987.01/7,481.91 = 2,176.10/x
  3. Step 3: Cross multiply
    4,987.01x = 7,481.91 × 2,176.10
  4. Step 4: Simplify right side
    4,987.01x = 16,281,336.06
  5. Step 5: Solve for x
    x = 16,281,336.06/4,987.01
  6. Step 6: Final answer
    x = 3,264.75

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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.