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Finding the Fourth Proportional to 7,243.03, 10,866.14 and 4,124.49

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Solution

The fourth proportional to 7,243.03, 10,866.14 and 4,124.49 is: 6,187.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243.03 : 10,866.14 = 4,124.49 : x
  2. Step 2: Convert to fraction form
    7,243.03/10,866.14 = 4,124.49/x
  3. Step 3: Cross multiply
    7,243.03x = 10,866.14 × 4,124.49
  4. Step 4: Simplify right side
    7,243.03x = 44,817,285.77
  5. Step 5: Solve for x
    x = 44,817,285.77/7,243.03
  6. Step 6: Final answer
    x = 6,187.64

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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.