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Finding the Fourth Proportional to 6,693.69, 9,237.63 and 4,041.06

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Solution

The fourth proportional to 6,693.69, 9,237.63 and 4,041.06 is: 5,576.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,693.69 : 9,237.63 = 4,041.06 : x
  2. Step 2: Convert to fraction form
    6,693.69/9,237.63 = 4,041.06/x
  3. Step 3: Cross multiply
    6,693.69x = 9,237.63 × 4,041.06
  4. Step 4: Simplify right side
    6,693.69x = 37,329,817.09
  5. Step 5: Solve for x
    x = 37,329,817.09/6,693.69
  6. Step 6: Final answer
    x = 5,576.87

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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.