Home / 10,219.42-14,097.51-6,863.19

Finding the Fourth Proportional to 10,219.42, 14,097.51 and 6,863.19

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Solution

The fourth proportional to 10,219.42, 14,097.51 and 6,863.19 is: 9,467.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,219.42 : 14,097.51 = 6,863.19 : x
  2. Step 2: Convert to fraction form
    10,219.42/14,097.51 = 6,863.19/x
  3. Step 3: Cross multiply
    10,219.42x = 14,097.51 × 6,863.19
  4. Step 4: Simplify right side
    10,219.42x = 96,753,784.85
  5. Step 5: Solve for x
    x = 96,753,784.85/10,219.42
  6. Step 6: Final answer
    x = 9,467.64

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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.