Home / 3,500.28-4,827.54-2,171.46

Finding the Fourth Proportional to 3,500.28, 4,827.54 and 2,171.46

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Solution

The fourth proportional to 3,500.28, 4,827.54 and 2,171.46 is: 2,994.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500.28 : 4,827.54 = 2,171.46 : x
  2. Step 2: Convert to fraction form
    3,500.28/4,827.54 = 2,171.46/x
  3. Step 3: Cross multiply
    3,500.28x = 4,827.54 × 2,171.46
  4. Step 4: Simplify right side
    3,500.28x = 10,482,810.01
  5. Step 5: Solve for x
    x = 10,482,810.01/3,500.28
  6. Step 6: Final answer
    x = 2,994.85

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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.