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Finding the Fourth Proportional to 6,670.74, 10,006.11 and 3,548.79

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Solution

The fourth proportional to 6,670.74, 10,006.11 and 3,548.79 is: 5,323.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670.74 : 10,006.11 = 3,548.79 : x
  2. Step 2: Convert to fraction form
    6,670.74/10,006.11 = 3,548.79/x
  3. Step 3: Cross multiply
    6,670.74x = 10,006.11 × 3,548.79
  4. Step 4: Simplify right side
    6,670.74x = 35,509,583.11
  5. Step 5: Solve for x
    x = 35,509,583.11/6,670.74
  6. Step 6: Final answer
    x = 5,323.19

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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.