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Finding the Fourth Proportional to 9,808.66, 14,712.99 and 2,413.26

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Solution

The fourth proportional to 9,808.66, 14,712.99 and 2,413.26 is: 3,619.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,808.66 : 14,712.99 = 2,413.26 : x
  2. Step 2: Convert to fraction form
    9,808.66/14,712.99 = 2,413.26/x
  3. Step 3: Cross multiply
    9,808.66x = 14,712.99 × 2,413.26
  4. Step 4: Simplify right side
    9,808.66x = 35,506,274.77
  5. Step 5: Solve for x
    x = 35,506,274.77/9,808.66
  6. Step 6: Final answer
    x = 3,619.89

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Similar ratio
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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.