Home / 9,203.90-13,806.30-2,631.05

Finding the Fourth Proportional to 9,203.90, 13,806.30 and 2,631.05

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Solution

The fourth proportional to 9,203.90, 13,806.30 and 2,631.05 is: 3,946.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,203.90 : 13,806.30 = 2,631.05 : x
  2. Step 2: Convert to fraction form
    9,203.90/13,806.30 = 2,631.05/x
  3. Step 3: Cross multiply
    9,203.90x = 13,806.30 × 2,631.05
  4. Step 4: Simplify right side
    9,203.90x = 36,325,043.42
  5. Step 5: Solve for x
    x = 36,325,043.42/9,203.90
  6. Step 6: Final answer
    x = 3,946.70

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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.