Home / 1,863.37-2,795.16-476.72

Finding the Fourth Proportional to 1,863.37, 2,795.16 and 476.72

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Solution

The fourth proportional to 1,863.37, 2,795.16 and 476.72 is: 715.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,863.37 : 2,795.16 = 476.72 : x
  2. Step 2: Convert to fraction form
    1,863.37/2,795.16 = 476.72/x
  3. Step 3: Cross multiply
    1,863.37x = 2,795.16 × 476.72
  4. Step 4: Simplify right side
    1,863.37x = 1,332,514.17
  5. Step 5: Solve for x
    x = 1,332,514.17/1,863.37
  6. Step 6: Final answer
    x = 715.11

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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.