Home / 3,059.47-4,220.71-2,350.05

Finding the Fourth Proportional to 3,059.47, 4,220.71 and 2,350.05

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Solution

The fourth proportional to 3,059.47, 4,220.71 and 2,350.05 is: 3,242.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.47 : 4,220.71 = 2,350.05 : x
  2. Step 2: Convert to fraction form
    3,059.47/4,220.71 = 2,350.05/x
  3. Step 3: Cross multiply
    3,059.47x = 4,220.71 × 2,350.05
  4. Step 4: Simplify right side
    3,059.47x = 9,918,857.83
  5. Step 5: Solve for x
    x = 9,918,857.83/3,059.47
  6. Step 6: Final answer
    x = 3,242.02

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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.