Home / 9,040.04-13,561.35-2,800.54

Finding the Fourth Proportional to 9,040.04, 13,561.35 and 2,800.54

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Solution

The fourth proportional to 9,040.04, 13,561.35 and 2,800.54 is: 4,201.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,040.04 : 13,561.35 = 2,800.54 : x
  2. Step 2: Convert to fraction form
    9,040.04/13,561.35 = 2,800.54/x
  3. Step 3: Cross multiply
    9,040.04x = 13,561.35 × 2,800.54
  4. Step 4: Simplify right side
    9,040.04x = 37,979,109.58
  5. Step 5: Solve for x
    x = 37,979,109.58/9,040.04
  6. Step 6: Final answer
    x = 4,201.21

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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.