Home / 8,307.03-12,459.32-2,760.25

Finding the Fourth Proportional to 8,307.03, 12,459.32 and 2,760.25

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Solution

The fourth proportional to 8,307.03, 12,459.32 and 2,760.25 is: 4,139.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,307.03 : 12,459.32 = 2,760.25 : x
  2. Step 2: Convert to fraction form
    8,307.03/12,459.32 = 2,760.25/x
  3. Step 3: Cross multiply
    8,307.03x = 12,459.32 × 2,760.25
  4. Step 4: Simplify right side
    8,307.03x = 34,390,838.03
  5. Step 5: Solve for x
    x = 34,390,838.03/8,307.03
  6. Step 6: Final answer
    x = 4,139.97

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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.