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Finding the Fourth Proportional to 2,276.01, 3,413.91 and 632.64

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Solution

The fourth proportional to 2,276.01, 3,413.91 and 632.64 is: 948.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,276.01 : 3,413.91 = 632.64 : x
  2. Step 2: Convert to fraction form
    2,276.01/3,413.91 = 632.64/x
  3. Step 3: Cross multiply
    2,276.01x = 3,413.91 × 632.64
  4. Step 4: Simplify right side
    2,276.01x = 2,159,776.02
  5. Step 5: Solve for x
    x = 2,159,776.02/2,276.01
  6. Step 6: Final answer
    x = 948.93

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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.