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Finding the Fourth Proportional to 7,193.01, 10,798.83 and 5,643.09

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Solution

The fourth proportional to 7,193.01, 10,798.83 and 5,643.09 is: 8,471.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193.01 : 10,798.83 = 5,643.09 : x
  2. Step 2: Convert to fraction form
    7,193.01/10,798.83 = 5,643.09/x
  3. Step 3: Cross multiply
    7,193.01x = 10,798.83 × 5,643.09
  4. Step 4: Simplify right side
    7,193.01x = 60,938,769.58
  5. Step 5: Solve for x
    x = 60,938,769.58/7,193.01
  6. Step 6: Final answer
    x = 8,471.94

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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.