Home / 3,529.88-4,868.81-2,269.01

Finding the Fourth Proportional to 3,529.88, 4,868.81 and 2,269.01

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Solution

The fourth proportional to 3,529.88, 4,868.81 and 2,269.01 is: 3,129.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.88 : 4,868.81 = 2,269.01 : x
  2. Step 2: Convert to fraction form
    3,529.88/4,868.81 = 2,269.01/x
  3. Step 3: Cross multiply
    3,529.88x = 4,868.81 × 2,269.01
  4. Step 4: Simplify right side
    3,529.88x = 11,047,387.91
  5. Step 5: Solve for x
    x = 11,047,387.91/3,529.88
  6. Step 6: Final answer
    x = 3,129.68

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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.