Home / 7,413.71-11,129.22-5,854.77

Finding the Fourth Proportional to 7,413.71, 11,129.22 and 5,854.77

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Solution

The fourth proportional to 7,413.71, 11,129.22 and 5,854.77 is: 8,789.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.71 : 11,129.22 = 5,854.77 : x
  2. Step 2: Convert to fraction form
    7,413.71/11,129.22 = 5,854.77/x
  3. Step 3: Cross multiply
    7,413.71x = 11,129.22 × 5,854.77
  4. Step 4: Simplify right side
    7,413.71x = 65,159,023.38
  5. Step 5: Solve for x
    x = 65,159,023.38/7,413.71
  6. Step 6: Final answer
    x = 8,789.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.