Home / 4,801.47-6,626.55-2,813.70

Finding the Fourth Proportional to 4,801.47, 6,626.55 and 2,813.70

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Solution

The fourth proportional to 4,801.47, 6,626.55 and 2,813.70 is: 3,883.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,801.47 : 6,626.55 = 2,813.70 : x
  2. Step 2: Convert to fraction form
    4,801.47/6,626.55 = 2,813.70/x
  3. Step 3: Cross multiply
    4,801.47x = 6,626.55 × 2,813.70
  4. Step 4: Simplify right side
    4,801.47x = 18,645,123.74
  5. Step 5: Solve for x
    x = 18,645,123.74/4,801.47
  6. Step 6: Final answer
    x = 3,883.21

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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.