Home / 8,400.30-11,592.96-4,863.51

Finding the Fourth Proportional to 8,400.30, 11,592.96 and 4,863.51

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Solution

The fourth proportional to 8,400.30, 11,592.96 and 4,863.51 is: 6,711.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,400.30 : 11,592.96 = 4,863.51 : x
  2. Step 2: Convert to fraction form
    8,400.30/11,592.96 = 4,863.51/x
  3. Step 3: Cross multiply
    8,400.30x = 11,592.96 × 4,863.51
  4. Step 4: Simplify right side
    8,400.30x = 56,382,476.89
  5. Step 5: Solve for x
    x = 56,382,476.89/8,400.30
  6. Step 6: Final answer
    x = 6,711.96

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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.