Home / 12,522.84-17,277.60-7,216.93

Finding the Fourth Proportional to 12,522.84, 17,277.60 and 7,216.93

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Solution

The fourth proportional to 12,522.84, 17,277.60 and 7,216.93 is: 9,957.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,522.84 : 17,277.60 = 7,216.93 : x
  2. Step 2: Convert to fraction form
    12,522.84/17,277.60 = 7,216.93/x
  3. Step 3: Cross multiply
    12,522.84x = 17,277.60 × 7,216.93
  4. Step 4: Simplify right side
    12,522.84x = 124,691,229.77
  5. Step 5: Solve for x
    x = 124,691,229.77/12,522.84
  6. Step 6: Final answer
    x = 9,957.10

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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.