Home / 3,148.32-4,722.63-1,200.67

Finding the Fourth Proportional to 3,148.32, 4,722.63 and 1,200.67

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Solution

The fourth proportional to 3,148.32, 4,722.63 and 1,200.67 is: 1,801.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.32 : 4,722.63 = 1,200.67 : x
  2. Step 2: Convert to fraction form
    3,148.32/4,722.63 = 1,200.67/x
  3. Step 3: Cross multiply
    3,148.32x = 4,722.63 × 1,200.67
  4. Step 4: Simplify right side
    3,148.32x = 5,670,320.16
  5. Step 5: Solve for x
    x = 5,670,320.16/3,148.32
  6. Step 6: Final answer
    x = 1,801.06

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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.