Home / 10,413.84-14,370.60-5,697.84

Finding the Fourth Proportional to 10,413.84, 14,370.60 and 5,697.84

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Solution

The fourth proportional to 10,413.84, 14,370.60 and 5,697.84 is: 7,862.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,413.84 : 14,370.60 = 5,697.84 : x
  2. Step 2: Convert to fraction form
    10,413.84/14,370.60 = 5,697.84/x
  3. Step 3: Cross multiply
    10,413.84x = 14,370.60 × 5,697.84
  4. Step 4: Simplify right side
    10,413.84x = 81,881,379.50
  5. Step 5: Solve for x
    x = 81,881,379.50/10,413.84
  6. Step 6: Final answer
    x = 7,862.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.