Home / 2,511.95-3,466.85-1,568.70

Finding the Fourth Proportional to 2,511.95, 3,466.85 and 1,568.70

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Solution

The fourth proportional to 2,511.95, 3,466.85 and 1,568.70 is: 2,165.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511.95 : 3,466.85 = 1,568.70 : x
  2. Step 2: Convert to fraction form
    2,511.95/3,466.85 = 1,568.70/x
  3. Step 3: Cross multiply
    2,511.95x = 3,466.85 × 1,568.70
  4. Step 4: Simplify right side
    2,511.95x = 5,438,439.75
  5. Step 5: Solve for x
    x = 5,438,439.75/2,511.95
  6. Step 6: Final answer
    x = 2,165.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.