Home / 4,030.09-5,561.87-2,261.66

Finding the Fourth Proportional to 4,030.09, 5,561.87 and 2,261.66

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Solution

The fourth proportional to 4,030.09, 5,561.87 and 2,261.66 is: 3,121.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,030.09 : 5,561.87 = 2,261.66 : x
  2. Step 2: Convert to fraction form
    4,030.09/5,561.87 = 2,261.66/x
  3. Step 3: Cross multiply
    4,030.09x = 5,561.87 × 2,261.66
  4. Step 4: Simplify right side
    4,030.09x = 12,579,019.79
  5. Step 5: Solve for x
    x = 12,579,019.79/4,030.09
  6. Step 6: Final answer
    x = 3,121.28

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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.