Home / 3,307.88-4,961.50-1,116.52

Finding the Fourth Proportional to 3,307.88, 4,961.50 and 1,116.52

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Solution

The fourth proportional to 3,307.88, 4,961.50 and 1,116.52 is: 1,674.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.88 : 4,961.50 = 1,116.52 : x
  2. Step 2: Convert to fraction form
    3,307.88/4,961.50 = 1,116.52/x
  3. Step 3: Cross multiply
    3,307.88x = 4,961.50 × 1,116.52
  4. Step 4: Simplify right side
    3,307.88x = 5,539,613.98
  5. Step 5: Solve for x
    x = 5,539,613.98/3,307.88
  6. Step 6: Final answer
    x = 1,674.67

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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.