Home / 7,217.15-9,956.90-4,383.51

Finding the Fourth Proportional to 7,217.15, 9,956.90 and 4,383.51

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Solution

The fourth proportional to 7,217.15, 9,956.90 and 4,383.51 is: 6,047.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,217.15 : 9,956.90 = 4,383.51 : x
  2. Step 2: Convert to fraction form
    7,217.15/9,956.90 = 4,383.51/x
  3. Step 3: Cross multiply
    7,217.15x = 9,956.90 × 4,383.51
  4. Step 4: Simplify right side
    7,217.15x = 43,646,148.80
  5. Step 5: Solve for x
    x = 43,646,148.80/7,217.15
  6. Step 6: Final answer
    x = 6,047.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.