Home / 9,790.20-14,680.98-2,863.08

Finding the Fourth Proportional to 9,790.20, 14,680.98 and 2,863.08

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Solution

The fourth proportional to 9,790.20, 14,680.98 and 2,863.08 is: 4,293.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,790.20 : 14,680.98 = 2,863.08 : x
  2. Step 2: Convert to fraction form
    9,790.20/14,680.98 = 2,863.08/x
  3. Step 3: Cross multiply
    9,790.20x = 14,680.98 × 2,863.08
  4. Step 4: Simplify right side
    9,790.20x = 42,032,820.22
  5. Step 5: Solve for x
    x = 42,032,820.22/9,790.20
  6. Step 6: Final answer
    x = 4,293.36

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1.5x scale

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.