Home / 8,074.53-12,110.58-5,173.11

Finding the Fourth Proportional to 8,074.53, 12,110.58 and 5,173.11

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Solution

The fourth proportional to 8,074.53, 12,110.58 and 5,173.11 is: 7,758.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,074.53 : 12,110.58 = 5,173.11 : x
  2. Step 2: Convert to fraction form
    8,074.53/12,110.58 = 5,173.11/x
  3. Step 3: Cross multiply
    8,074.53x = 12,110.58 × 5,173.11
  4. Step 4: Simplify right side
    8,074.53x = 62,649,362.50
  5. Step 5: Solve for x
    x = 62,649,362.50/8,074.53
  6. Step 6: Final answer
    x = 7,758.89

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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.