Home / 10,413.55-15,624.58-5,487.54

Finding the Fourth Proportional to 10,413.55, 15,624.58 and 5,487.54

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Solution

The fourth proportional to 10,413.55, 15,624.58 and 5,487.54 is: 8,233.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,413.55 : 15,624.58 = 5,487.54 : x
  2. Step 2: Convert to fraction form
    10,413.55/15,624.58 = 5,487.54/x
  3. Step 3: Cross multiply
    10,413.55x = 15,624.58 × 5,487.54
  4. Step 4: Simplify right side
    10,413.55x = 85,740,507.73
  5. Step 5: Solve for x
    x = 85,740,507.73/10,413.55
  6. Step 6: Final answer
    x = 8,233.55

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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.