Home / 5,094.77-7,647.30-2,631.35

Finding the Fourth Proportional to 5,094.77, 7,647.30 and 2,631.35

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Solution

The fourth proportional to 5,094.77, 7,647.30 and 2,631.35 is: 3,949.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,094.77 : 7,647.30 = 2,631.35 : x
  2. Step 2: Convert to fraction form
    5,094.77/7,647.30 = 2,631.35/x
  3. Step 3: Cross multiply
    5,094.77x = 7,647.30 × 2,631.35
  4. Step 4: Simplify right side
    5,094.77x = 20,122,722.86
  5. Step 5: Solve for x
    x = 20,122,722.86/5,094.77
  6. Step 6: Final answer
    x = 3,949.68

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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.