Home / 11,425.64-17,125.50-4,847.72

Finding the Fourth Proportional to 11,425.64, 17,125.50 and 4,847.72

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Solution

The fourth proportional to 11,425.64, 17,125.50 and 4,847.72 is: 7,266.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,425.64 : 17,125.50 = 4,847.72 : x
  2. Step 2: Convert to fraction form
    11,425.64/17,125.50 = 4,847.72/x
  3. Step 3: Cross multiply
    11,425.64x = 17,125.50 × 4,847.72
  4. Step 4: Simplify right side
    11,425.64x = 83,019,628.86
  5. Step 5: Solve for x
    x = 83,019,628.86/11,425.64
  6. Step 6: Final answer
    x = 7,266.08

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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.