Home / 3,834.66-5,291.68-2,345.07

Finding the Fourth Proportional to 3,834.66, 5,291.68 and 2,345.07

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Solution

The fourth proportional to 3,834.66, 5,291.68 and 2,345.07 is: 3,236.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,834.66 : 5,291.68 = 2,345.07 : x
  2. Step 2: Convert to fraction form
    3,834.66/5,291.68 = 2,345.07/x
  3. Step 3: Cross multiply
    3,834.66x = 5,291.68 × 2,345.07
  4. Step 4: Simplify right side
    3,834.66x = 12,409,360.02
  5. Step 5: Solve for x
    x = 12,409,360.02/3,834.66
  6. Step 6: Final answer
    x = 3,236.10

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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.