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Finding the Fourth Proportional to 5,743.80, 8,603.55 and 5,014.80

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Solution

The fourth proportional to 5,743.80, 8,603.55 and 5,014.80 is: 7,511.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,743.80 : 8,603.55 = 5,014.80 : x
  2. Step 2: Convert to fraction form
    5,743.80/8,603.55 = 5,014.80/x
  3. Step 3: Cross multiply
    5,743.80x = 8,603.55 × 5,014.80
  4. Step 4: Simplify right side
    5,743.80x = 43,145,082.54
  5. Step 5: Solve for x
    x = 43,145,082.54/5,743.80
  6. Step 6: Final answer
    x = 7,511.59

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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.