Home / 7,614.24-11,413.62-3,457.21

Finding the Fourth Proportional to 7,614.24, 11,413.62 and 3,457.21

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Solution

The fourth proportional to 7,614.24, 11,413.62 and 3,457.21 is: 5,182.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,614.24 : 11,413.62 = 3,457.21 : x
  2. Step 2: Convert to fraction form
    7,614.24/11,413.62 = 3,457.21/x
  3. Step 3: Cross multiply
    7,614.24x = 11,413.62 × 3,457.21
  4. Step 4: Simplify right side
    7,614.24x = 39,459,263.91
  5. Step 5: Solve for x
    x = 39,459,263.91/7,614.24
  6. Step 6: Final answer
    x = 5,182.30

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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.