Home / 4,029.74-5,561.27-2,261.50

Finding the Fourth Proportional to 4,029.74, 5,561.27 and 2,261.50

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Solution

The fourth proportional to 4,029.74, 5,561.27 and 2,261.50 is: 3,121.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,029.74 : 5,561.27 = 2,261.50 : x
  2. Step 2: Convert to fraction form
    4,029.74/5,561.27 = 2,261.50/x
  3. Step 3: Cross multiply
    4,029.74x = 5,561.27 × 2,261.50
  4. Step 4: Simplify right side
    4,029.74x = 12,576,812.11
  5. Step 5: Solve for x
    x = 12,576,812.11/4,029.74
  6. Step 6: Final answer
    x = 3,121.00

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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.