Home / 9,290.66-13,936-2,716.70

Finding the Fourth Proportional to 9,290.66, 13,936 and 2,716.70

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Solution

The fourth proportional to 9,290.66, 13,936 and 2,716.70 is: 4,075.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,290.66 : 13,936 = 2,716.70 : x
  2. Step 2: Convert to fraction form
    9,290.66/13,936 = 2,716.70/x
  3. Step 3: Cross multiply
    9,290.66x = 13,936 × 2,716.70
  4. Step 4: Simplify right side
    9,290.66x = 37,859,931.20
  5. Step 5: Solve for x
    x = 37,859,931.20/9,290.66
  6. Step 6: Final answer
    x = 4,075.05

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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.