Home / 3,438.95-4,746.88-2,022.57

Finding the Fourth Proportional to 3,438.95, 4,746.88 and 2,022.57

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Solution

The fourth proportional to 3,438.95, 4,746.88 and 2,022.57 is: 2,791.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438.95 : 4,746.88 = 2,022.57 : x
  2. Step 2: Convert to fraction form
    3,438.95/4,746.88 = 2,022.57/x
  3. Step 3: Cross multiply
    3,438.95x = 4,746.88 × 2,022.57
  4. Step 4: Simplify right side
    3,438.95x = 9,600,913.95
  5. Step 5: Solve for x
    x = 9,600,913.95/3,438.95
  6. Step 6: Final answer
    x = 2,791.82

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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.