Home / 9,716.08-13,413.72-6,413.68

Finding the Fourth Proportional to 9,716.08, 13,413.72 and 6,413.68

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Solution

The fourth proportional to 9,716.08, 13,413.72 and 6,413.68 is: 8,854.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,716.08 : 13,413.72 = 6,413.68 : x
  2. Step 2: Convert to fraction form
    9,716.08/13,413.72 = 6,413.68/x
  3. Step 3: Cross multiply
    9,716.08x = 13,413.72 × 6,413.68
  4. Step 4: Simplify right side
    9,716.08x = 86,031,307.69
  5. Step 5: Solve for x
    x = 86,031,307.69/9,716.08
  6. Step 6: Final answer
    x = 8,854.53

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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.