Home / 9,135.04-13,704.95-2,895.14

Finding the Fourth Proportional to 9,135.04, 13,704.95 and 2,895.14

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Solution

The fourth proportional to 9,135.04, 13,704.95 and 2,895.14 is: 4,343.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,135.04 : 13,704.95 = 2,895.14 : x
  2. Step 2: Convert to fraction form
    9,135.04/13,704.95 = 2,895.14/x
  3. Step 3: Cross multiply
    9,135.04x = 13,704.95 × 2,895.14
  4. Step 4: Simplify right side
    9,135.04x = 39,677,748.94
  5. Step 5: Solve for x
    x = 39,677,748.94/9,135.04
  6. Step 6: Final answer
    x = 4,343.47

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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.