Home / 7,413.08-11,110.01-5,549.58

Finding the Fourth Proportional to 7,413.08, 11,110.01 and 5,549.58

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Solution

The fourth proportional to 7,413.08, 11,110.01 and 5,549.58 is: 8,317.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,413.08 : 11,110.01 = 5,549.58 : x
  2. Step 2: Convert to fraction form
    7,413.08/11,110.01 = 5,549.58/x
  3. Step 3: Cross multiply
    7,413.08x = 11,110.01 × 5,549.58
  4. Step 4: Simplify right side
    7,413.08x = 61,655,861.55
  5. Step 5: Solve for x
    x = 61,655,861.55/7,413.08
  6. Step 6: Final answer
    x = 8,317.18

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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.