Home / 9,663.19-13,333.68-5,413.93

Finding the Fourth Proportional to 9,663.19, 13,333.68 and 5,413.93

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Solution

The fourth proportional to 9,663.19, 13,333.68 and 5,413.93 is: 7,470.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,663.19 : 13,333.68 = 5,413.93 : x
  2. Step 2: Convert to fraction form
    9,663.19/13,333.68 = 5,413.93/x
  3. Step 3: Cross multiply
    9,663.19x = 13,333.68 × 5,413.93
  4. Step 4: Simplify right side
    9,663.19x = 72,187,610.16
  5. Step 5: Solve for x
    x = 72,187,610.16/9,663.19
  6. Step 6: Final answer
    x = 7,470.37

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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.