Home / 8,902.06-13,413.18-7,376.02

Finding the Fourth Proportional to 8,902.06, 13,413.18 and 7,376.02

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Solution

The fourth proportional to 8,902.06, 13,413.18 and 7,376.02 is: 11,113.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,902.06 : 13,413.18 = 7,376.02 : x
  2. Step 2: Convert to fraction form
    8,902.06/13,413.18 = 7,376.02/x
  3. Step 3: Cross multiply
    8,902.06x = 13,413.18 × 7,376.02
  4. Step 4: Simplify right side
    8,902.06x = 98,935,902.38
  5. Step 5: Solve for x
    x = 98,935,902.38/8,902.06
  6. Step 6: Final answer
    x = 11,113.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.