Home / 4,154.46-6,229.86-1,555.57

Finding the Fourth Proportional to 4,154.46, 6,229.86 and 1,555.57

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Solution

The fourth proportional to 4,154.46, 6,229.86 and 1,555.57 is: 2,332.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154.46 : 6,229.86 = 1,555.57 : x
  2. Step 2: Convert to fraction form
    4,154.46/6,229.86 = 1,555.57/x
  3. Step 3: Cross multiply
    4,154.46x = 6,229.86 × 1,555.57
  4. Step 4: Simplify right side
    4,154.46x = 9,690,991.11
  5. Step 5: Solve for x
    x = 9,690,991.11/4,154.46
  6. Step 6: Final answer
    x = 2,332.67

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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.