Home / 10,197.56-14,069.26-6,217.72

Finding the Fourth Proportional to 10,197.56, 14,069.26 and 6,217.72

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Solution

The fourth proportional to 10,197.56, 14,069.26 and 6,217.72 is: 8,578.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,197.56 : 14,069.26 = 6,217.72 : x
  2. Step 2: Convert to fraction form
    10,197.56/14,069.26 = 6,217.72/x
  3. Step 3: Cross multiply
    10,197.56x = 14,069.26 × 6,217.72
  4. Step 4: Simplify right side
    10,197.56x = 87,478,719.29
  5. Step 5: Solve for x
    x = 87,478,719.29/10,197.56
  6. Step 6: Final answer
    x = 8,578.40

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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.