Home / 4,084.76-5,637.99-2,405.55

Finding the Fourth Proportional to 4,084.76, 5,637.99 and 2,405.55

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Solution

The fourth proportional to 4,084.76, 5,637.99 and 2,405.55 is: 3,320.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,084.76 : 5,637.99 = 2,405.55 : x
  2. Step 2: Convert to fraction form
    4,084.76/5,637.99 = 2,405.55/x
  3. Step 3: Cross multiply
    4,084.76x = 5,637.99 × 2,405.55
  4. Step 4: Simplify right side
    4,084.76x = 13,562,487.99
  5. Step 5: Solve for x
    x = 13,562,487.99/4,084.76
  6. Step 6: Final answer
    x = 3,320.27

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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.