Home / 11,663.47-16,098.18-7,413.70

Finding the Fourth Proportional to 11,663.47, 16,098.18 and 7,413.70

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Solution

The fourth proportional to 11,663.47, 16,098.18 and 7,413.70 is: 10,232.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,663.47 : 16,098.18 = 7,413.70 : x
  2. Step 2: Convert to fraction form
    11,663.47/16,098.18 = 7,413.70/x
  3. Step 3: Cross multiply
    11,663.47x = 16,098.18 × 7,413.70
  4. Step 4: Simplify right side
    11,663.47x = 119,347,036.82
  5. Step 5: Solve for x
    x = 119,347,036.82/11,663.47
  6. Step 6: Final answer
    x = 10,232.55

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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.