Home / 3,254.85-4,882.50-1,307.05

Finding the Fourth Proportional to 3,254.85, 4,882.50 and 1,307.05

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Solution

The fourth proportional to 3,254.85, 4,882.50 and 1,307.05 is: 1,960.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,254.85 : 4,882.50 = 1,307.05 : x
  2. Step 2: Convert to fraction form
    3,254.85/4,882.50 = 1,307.05/x
  3. Step 3: Cross multiply
    3,254.85x = 4,882.50 × 1,307.05
  4. Step 4: Simplify right side
    3,254.85x = 6,381,683.83
  5. Step 5: Solve for x
    x = 6,381,683.83/3,254.85
  6. Step 6: Final answer
    x = 1,960.67

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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.