Home / 5,308.32-7,953.66-5,113.92

Finding the Fourth Proportional to 5,308.32, 7,953.66 and 5,113.92

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Solution

The fourth proportional to 5,308.32, 7,953.66 and 5,113.92 is: 7,662.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,308.32 : 7,953.66 = 5,113.92 : x
  2. Step 2: Convert to fraction form
    5,308.32/7,953.66 = 5,113.92/x
  3. Step 3: Cross multiply
    5,308.32x = 7,953.66 × 5,113.92
  4. Step 4: Simplify right side
    5,308.32x = 40,674,380.95
  5. Step 5: Solve for x
    x = 40,674,380.95/5,308.32
  6. Step 6: Final answer
    x = 7,662.38

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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.