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Finding the Fourth Proportional to 10,335, 15,504.12 and 3,411.12

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Solution

The fourth proportional to 10,335, 15,504.12 and 3,411.12 is: 5,117.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,335 : 15,504.12 = 3,411.12 : x
  2. Step 2: Convert to fraction form
    10,335/15,504.12 = 3,411.12/x
  3. Step 3: Cross multiply
    10,335x = 15,504.12 × 3,411.12
  4. Step 4: Simplify right side
    10,335x = 52,886,413.81
  5. Step 5: Solve for x
    x = 52,886,413.81/10,335
  6. Step 6: Final answer
    x = 5,117.21

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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.