Home / 9,543.20-14,322.90-4,286.30

Finding the Fourth Proportional to 9,543.20, 14,322.90 and 4,286.30

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Solution

The fourth proportional to 9,543.20, 14,322.90 and 4,286.30 is: 6,433.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,543.20 : 14,322.90 = 4,286.30 : x
  2. Step 2: Convert to fraction form
    9,543.20/14,322.90 = 4,286.30/x
  3. Step 3: Cross multiply
    9,543.20x = 14,322.90 × 4,286.30
  4. Step 4: Simplify right side
    9,543.20x = 61,392,246.27
  5. Step 5: Solve for x
    x = 61,392,246.27/9,543.20
  6. Step 6: Final answer
    x = 6,433.09

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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.