Home / 5,434.42-8,152.44-1,538.73

Finding the Fourth Proportional to 5,434.42, 8,152.44 and 1,538.73

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Solution

The fourth proportional to 5,434.42, 8,152.44 and 1,538.73 is: 2,308.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434.42 : 8,152.44 = 1,538.73 : x
  2. Step 2: Convert to fraction form
    5,434.42/8,152.44 = 1,538.73/x
  3. Step 3: Cross multiply
    5,434.42x = 8,152.44 × 1,538.73
  4. Step 4: Simplify right side
    5,434.42x = 12,544,363.24
  5. Step 5: Solve for x
    x = 12,544,363.24/5,434.42
  6. Step 6: Final answer
    x = 2,308.32

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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.