Home / 9,013.63-13,515.57-2,771.77

Finding the Fourth Proportional to 9,013.63, 13,515.57 and 2,771.77

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Solution

The fourth proportional to 9,013.63, 13,515.57 and 2,771.77 is: 4,156.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,013.63 : 13,515.57 = 2,771.77 : x
  2. Step 2: Convert to fraction form
    9,013.63/13,515.57 = 2,771.77/x
  3. Step 3: Cross multiply
    9,013.63x = 13,515.57 × 2,771.77
  4. Step 4: Simplify right side
    9,013.63x = 37,462,051.46
  5. Step 5: Solve for x
    x = 37,462,051.46/9,013.63
  6. Step 6: Final answer
    x = 4,156.16

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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.