Home / 4,040.09-5,572.89-2,445.60

Finding the Fourth Proportional to 4,040.09, 5,572.89 and 2,445.60

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Solution

The fourth proportional to 4,040.09, 5,572.89 and 2,445.60 is: 3,373.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040.09 : 5,572.89 = 2,445.60 : x
  2. Step 2: Convert to fraction form
    4,040.09/5,572.89 = 2,445.60/x
  3. Step 3: Cross multiply
    4,040.09x = 5,572.89 × 2,445.60
  4. Step 4: Simplify right side
    4,040.09x = 13,629,059.78
  5. Step 5: Solve for x
    x = 13,629,059.78/4,040.09
  6. Step 6: Final answer
    x = 3,373.46

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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.