Home / 6,413.76-9,606.60-3,810.96

Finding the Fourth Proportional to 6,413.76, 9,606.60 and 3,810.96

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Solution

The fourth proportional to 6,413.76, 9,606.60 and 3,810.96 is: 5,708.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,413.76 : 9,606.60 = 3,810.96 : x
  2. Step 2: Convert to fraction form
    6,413.76/9,606.60 = 3,810.96/x
  3. Step 3: Cross multiply
    6,413.76x = 9,606.60 × 3,810.96
  4. Step 4: Simplify right side
    6,413.76x = 36,610,368.34
  5. Step 5: Solve for x
    x = 36,610,368.34/6,413.76
  6. Step 6: Final answer
    x = 5,708.10

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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.