Home / 6,247.13-9,370.78-1,864.59

Finding the Fourth Proportional to 6,247.13, 9,370.78 and 1,864.59

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Solution

The fourth proportional to 6,247.13, 9,370.78 and 1,864.59 is: 2,796.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.13 : 9,370.78 = 1,864.59 : x
  2. Step 2: Convert to fraction form
    6,247.13/9,370.78 = 1,864.59/x
  3. Step 3: Cross multiply
    6,247.13x = 9,370.78 × 1,864.59
  4. Step 4: Simplify right side
    6,247.13x = 17,472,651.82
  5. Step 5: Solve for x
    x = 17,472,651.82/6,247.13
  6. Step 6: Final answer
    x = 2,796.91

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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.