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Finding the Fourth Proportional to 4,745.16, 7,069.03 and 4,531.93

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Solution

The fourth proportional to 4,745.16, 7,069.03 and 4,531.93 is: 6,751.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745.16 : 7,069.03 = 4,531.93 : x
  2. Step 2: Convert to fraction form
    4,745.16/7,069.03 = 4,531.93/x
  3. Step 3: Cross multiply
    4,745.16x = 7,069.03 × 4,531.93
  4. Step 4: Simplify right side
    4,745.16x = 32,036,320.13
  5. Step 5: Solve for x
    x = 32,036,320.13/4,745.16
  6. Step 6: Final answer
    x = 6,751.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.