Home / 9,860.18-14,789.27-3,285.66

Finding the Fourth Proportional to 9,860.18, 14,789.27 and 3,285.66

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Solution

The fourth proportional to 9,860.18, 14,789.27 and 3,285.66 is: 4,928.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,860.18 : 14,789.27 = 3,285.66 : x
  2. Step 2: Convert to fraction form
    9,860.18/14,789.27 = 3,285.66/x
  3. Step 3: Cross multiply
    9,860.18x = 14,789.27 × 3,285.66
  4. Step 4: Simplify right side
    9,860.18x = 48,592,512.87
  5. Step 5: Solve for x
    x = 48,592,512.87/9,860.18
  6. Step 6: Final answer
    x = 4,928.16

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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.