Home / 6,410.13-8,846.19-3,721.14

Finding the Fourth Proportional to 6,410.13, 8,846.19 and 3,721.14

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Solution

The fourth proportional to 6,410.13, 8,846.19 and 3,721.14 is: 5,135.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,410.13 : 8,846.19 = 3,721.14 : x
  2. Step 2: Convert to fraction form
    6,410.13/8,846.19 = 3,721.14/x
  3. Step 3: Cross multiply
    6,410.13x = 8,846.19 × 3,721.14
  4. Step 4: Simplify right side
    6,410.13x = 32,917,911.46
  5. Step 5: Solve for x
    x = 32,917,911.46/6,410.13
  6. Step 6: Final answer
    x = 5,135.30

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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.