Home / 8,307.53-12,460.07-2,760.75

Finding the Fourth Proportional to 8,307.53, 12,460.07 and 2,760.75

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Solution

The fourth proportional to 8,307.53, 12,460.07 and 2,760.75 is: 4,140.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,307.53 : 12,460.07 = 2,760.75 : x
  2. Step 2: Convert to fraction form
    8,307.53/12,460.07 = 2,760.75/x
  3. Step 3: Cross multiply
    8,307.53x = 12,460.07 × 2,760.75
  4. Step 4: Simplify right side
    8,307.53x = 34,399,138.25
  5. Step 5: Solve for x
    x = 34,399,138.25/8,307.53
  6. Step 6: Final answer
    x = 4,140.72

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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.