Home / 3,511.17-5,266.71-1,045.62

Finding the Fourth Proportional to 3,511.17, 5,266.71 and 1,045.62

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Solution

The fourth proportional to 3,511.17, 5,266.71 and 1,045.62 is: 1,568.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.17 : 5,266.71 = 1,045.62 : x
  2. Step 2: Convert to fraction form
    3,511.17/5,266.71 = 1,045.62/x
  3. Step 3: Cross multiply
    3,511.17x = 5,266.71 × 1,045.62
  4. Step 4: Simplify right side
    3,511.17x = 5,506,977.31
  5. Step 5: Solve for x
    x = 5,506,977.31/3,511.17
  6. Step 6: Final answer
    x = 1,568.42

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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.