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Finding the Fourth Proportional to 5,011.61, 6,900.17 and 4,413.69

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Solution

The fourth proportional to 5,011.61, 6,900.17 and 4,413.69 is: 6,076.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.61 : 6,900.17 = 4,413.69 : x
  2. Step 2: Convert to fraction form
    5,011.61/6,900.17 = 4,413.69/x
  3. Step 3: Cross multiply
    5,011.61x = 6,900.17 × 4,413.69
  4. Step 4: Simplify right side
    5,011.61x = 30,455,189.26
  5. Step 5: Solve for x
    x = 30,455,189.26/5,011.61
  6. Step 6: Final answer
    x = 6,076.93

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Half scale
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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.