Home / 3,863.08-5,330.15-2,606.46

Finding the Fourth Proportional to 3,863.08, 5,330.15 and 2,606.46

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Solution

The fourth proportional to 3,863.08, 5,330.15 and 2,606.46 is: 3,596.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863.08 : 5,330.15 = 2,606.46 : x
  2. Step 2: Convert to fraction form
    3,863.08/5,330.15 = 2,606.46/x
  3. Step 3: Cross multiply
    3,863.08x = 5,330.15 × 2,606.46
  4. Step 4: Simplify right side
    3,863.08x = 13,892,809.74
  5. Step 5: Solve for x
    x = 13,892,809.74/3,863.08
  6. Step 6: Final answer
    x = 3,596.31

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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.