Home / 2,745.18-4,118.16-895.71

Finding the Fourth Proportional to 2,745.18, 4,118.16 and 895.71

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Solution

The fourth proportional to 2,745.18, 4,118.16 and 895.71 is: 1,343.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,745.18 : 4,118.16 = 895.71 : x
  2. Step 2: Convert to fraction form
    2,745.18/4,118.16 = 895.71/x
  3. Step 3: Cross multiply
    2,745.18x = 4,118.16 × 895.71
  4. Step 4: Simplify right side
    2,745.18x = 3,688,677.09
  5. Step 5: Solve for x
    x = 3,688,677.09/2,745.18
  6. Step 6: Final answer
    x = 1,343.69

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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.