Home / 7,219.32-10,818.61-4,250.76

Finding the Fourth Proportional to 7,219.32, 10,818.61 and 4,250.76

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Solution

The fourth proportional to 7,219.32, 10,818.61 and 4,250.76 is: 6,370.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,219.32 : 10,818.61 = 4,250.76 : x
  2. Step 2: Convert to fraction form
    7,219.32/10,818.61 = 4,250.76/x
  3. Step 3: Cross multiply
    7,219.32x = 10,818.61 × 4,250.76
  4. Step 4: Simplify right side
    7,219.32x = 45,987,260.55
  5. Step 5: Solve for x
    x = 45,987,260.55/7,219.32
  6. Step 6: Final answer
    x = 6,370.03

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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.