Home / 8,344.08-11,513.70-4,986.18

Finding the Fourth Proportional to 8,344.08, 11,513.70 and 4,986.18

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Solution

The fourth proportional to 8,344.08, 11,513.70 and 4,986.18 is: 6,880.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344.08 : 11,513.70 = 4,986.18 : x
  2. Step 2: Convert to fraction form
    8,344.08/11,513.70 = 4,986.18/x
  3. Step 3: Cross multiply
    8,344.08x = 11,513.70 × 4,986.18
  4. Step 4: Simplify right side
    8,344.08x = 57,409,380.67
  5. Step 5: Solve for x
    x = 57,409,380.67/8,344.08
  6. Step 6: Final answer
    x = 6,880.25

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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.