Home / 9,905.90-14,848.85-6,210.73

Finding the Fourth Proportional to 9,905.90, 14,848.85 and 6,210.73

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Solution

The fourth proportional to 9,905.90, 14,848.85 and 6,210.73 is: 9,309.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,905.90 : 14,848.85 = 6,210.73 : x
  2. Step 2: Convert to fraction form
    9,905.90/14,848.85 = 6,210.73/x
  3. Step 3: Cross multiply
    9,905.90x = 14,848.85 × 6,210.73
  4. Step 4: Simplify right side
    9,905.90x = 92,222,198.16
  5. Step 5: Solve for x
    x = 92,222,198.16/9,905.90
  6. Step 6: Final answer
    x = 9,309.83

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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.