Home / 3,615.47-5,423.96-2,056.19

Finding the Fourth Proportional to 3,615.47, 5,423.96 and 2,056.19

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Solution

The fourth proportional to 3,615.47, 5,423.96 and 2,056.19 is: 3,084.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615.47 : 5,423.96 = 2,056.19 : x
  2. Step 2: Convert to fraction form
    3,615.47/5,423.96 = 2,056.19/x
  3. Step 3: Cross multiply
    3,615.47x = 5,423.96 × 2,056.19
  4. Step 4: Simplify right side
    3,615.47x = 11,152,692.31
  5. Step 5: Solve for x
    x = 11,152,692.31/3,615.47
  6. Step 6: Final answer
    x = 3,084.71

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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.