Home / 9,778.24-14,667.36-3,935.68

Finding the Fourth Proportional to 9,778.24, 14,667.36 and 3,935.68

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Solution

The fourth proportional to 9,778.24, 14,667.36 and 3,935.68 is: 5,903.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,778.24 : 14,667.36 = 3,935.68 : x
  2. Step 2: Convert to fraction form
    9,778.24/14,667.36 = 3,935.68/x
  3. Step 3: Cross multiply
    9,778.24x = 14,667.36 × 3,935.68
  4. Step 4: Simplify right side
    9,778.24x = 57,726,035.40
  5. Step 5: Solve for x
    x = 57,726,035.40/9,778.24
  6. Step 6: Final answer
    x = 5,903.52

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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.