Home / 9,075.20-13,616.01-2,836.78

Finding the Fourth Proportional to 9,075.20, 13,616.01 and 2,836.78

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Solution

The fourth proportional to 9,075.20, 13,616.01 and 2,836.78 is: 4,256.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,075.20 : 13,616.01 = 2,836.78 : x
  2. Step 2: Convert to fraction form
    9,075.20/13,616.01 = 2,836.78/x
  3. Step 3: Cross multiply
    9,075.20x = 13,616.01 × 2,836.78
  4. Step 4: Simplify right side
    9,075.20x = 38,625,590.81
  5. Step 5: Solve for x
    x = 38,625,590.81/9,075.20
  6. Step 6: Final answer
    x = 4,256.17

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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.