Home / 10,601.64-15,899.40-4,276.52

Finding the Fourth Proportional to 10,601.64, 15,899.40 and 4,276.52

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Solution

The fourth proportional to 10,601.64, 15,899.40 and 4,276.52 is: 6,413.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,601.64 : 15,899.40 = 4,276.52 : x
  2. Step 2: Convert to fraction form
    10,601.64/15,899.40 = 4,276.52/x
  3. Step 3: Cross multiply
    10,601.64x = 15,899.40 × 4,276.52
  4. Step 4: Simplify right side
    10,601.64x = 67,994,102.09
  5. Step 5: Solve for x
    x = 67,994,102.09/10,601.64
  6. Step 6: Final answer
    x = 6,413.55

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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.