Home / 10,072.73-15,102.62-6,605.93

Finding the Fourth Proportional to 10,072.73, 15,102.62 and 6,605.93

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Solution

The fourth proportional to 10,072.73, 15,102.62 and 6,605.93 is: 9,904.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,072.73 : 15,102.62 = 6,605.93 : x
  2. Step 2: Convert to fraction form
    10,072.73/15,102.62 = 6,605.93/x
  3. Step 3: Cross multiply
    10,072.73x = 15,102.62 × 6,605.93
  4. Step 4: Simplify right side
    10,072.73x = 99,766,880.04
  5. Step 5: Solve for x
    x = 99,766,880.04/10,072.73
  6. Step 6: Final answer
    x = 9,904.65

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1.5x scale

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.