Home / 9,203.15-13,805.18-2,630.31

Finding the Fourth Proportional to 9,203.15, 13,805.18 and 2,630.31

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Solution

The fourth proportional to 9,203.15, 13,805.18 and 2,630.31 is: 3,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,203.15 : 13,805.18 = 2,630.31 : x
  2. Step 2: Convert to fraction form
    9,203.15/13,805.18 = 2,630.31/x
  3. Step 3: Cross multiply
    9,203.15x = 13,805.18 × 2,630.31
  4. Step 4: Simplify right side
    9,203.15x = 36,311,903.01
  5. Step 5: Solve for x
    x = 36,311,903.01/9,203.15
  6. Step 6: Final answer
    x = 3,945.60

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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.