Home / 6,857.13-10,285.69-2,240.13

Finding the Fourth Proportional to 6,857.13, 10,285.69 and 2,240.13

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Solution

The fourth proportional to 6,857.13, 10,285.69 and 2,240.13 is: 3,360.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,857.13 : 10,285.69 = 2,240.13 : x
  2. Step 2: Convert to fraction form
    6,857.13/10,285.69 = 2,240.13/x
  3. Step 3: Cross multiply
    6,857.13x = 10,285.69 × 2,240.13
  4. Step 4: Simplify right side
    6,857.13x = 23,041,282.74
  5. Step 5: Solve for x
    x = 23,041,282.74/6,857.13
  6. Step 6: Final answer
    x = 3,360.19

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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.