Home / 3,307.26-4,961.28-1,116.24

Finding the Fourth Proportional to 3,307.26, 4,961.28 and 1,116.24

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Solution

The fourth proportional to 3,307.26, 4,961.28 and 1,116.24 is: 1,674.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.26 : 4,961.28 = 1,116.24 : x
  2. Step 2: Convert to fraction form
    3,307.26/4,961.28 = 1,116.24/x
  3. Step 3: Cross multiply
    3,307.26x = 4,961.28 × 1,116.24
  4. Step 4: Simplify right side
    3,307.26x = 5,537,979.19
  5. Step 5: Solve for x
    x = 5,537,979.19/3,307.26
  6. Step 6: Final answer
    x = 1,674.49

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Double scale
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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.