Home / 6,867.15-10,242.99-6,236.49

Finding the Fourth Proportional to 6,867.15, 10,242.99 and 6,236.49

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Solution

The fourth proportional to 6,867.15, 10,242.99 and 6,236.49 is: 9,302.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,867.15 : 10,242.99 = 6,236.49 : x
  2. Step 2: Convert to fraction form
    6,867.15/10,242.99 = 6,236.49/x
  3. Step 3: Cross multiply
    6,867.15x = 10,242.99 × 6,236.49
  4. Step 4: Simplify right side
    6,867.15x = 63,880,295.21
  5. Step 5: Solve for x
    x = 63,880,295.21/6,867.15
  6. Step 6: Final answer
    x = 9,302.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.