Home / 4,055.85-6,084.38-2,820.18

Finding the Fourth Proportional to 4,055.85, 6,084.38 and 2,820.18

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Solution

The fourth proportional to 4,055.85, 6,084.38 and 2,820.18 is: 4,230.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,055.85 : 6,084.38 = 2,820.18 : x
  2. Step 2: Convert to fraction form
    4,055.85/6,084.38 = 2,820.18/x
  3. Step 3: Cross multiply
    4,055.85x = 6,084.38 × 2,820.18
  4. Step 4: Simplify right side
    4,055.85x = 17,159,032.69
  5. Step 5: Solve for x
    x = 17,159,032.69/4,055.85
  6. Step 6: Final answer
    x = 4,230.69

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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.