Home / 10,413.68-14,363.36-6,633.12

Finding the Fourth Proportional to 10,413.68, 14,363.36 and 6,633.12

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Solution

The fourth proportional to 10,413.68, 14,363.36 and 6,633.12 is: 9,148.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,413.68 : 14,363.36 = 6,633.12 : x
  2. Step 2: Convert to fraction form
    10,413.68/14,363.36 = 6,633.12/x
  3. Step 3: Cross multiply
    10,413.68x = 14,363.36 × 6,633.12
  4. Step 4: Simplify right side
    10,413.68x = 95,273,890.48
  5. Step 5: Solve for x
    x = 95,273,890.48/10,413.68
  6. Step 6: Final answer
    x = 9,148.92

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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.