Home / 9,645.24-13,305.94-6,243.35

Finding the Fourth Proportional to 9,645.24, 13,305.94 and 6,243.35

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Solution

The fourth proportional to 9,645.24, 13,305.94 and 6,243.35 is: 8,612.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,645.24 : 13,305.94 = 6,243.35 : x
  2. Step 2: Convert to fraction form
    9,645.24/13,305.94 = 6,243.35/x
  3. Step 3: Cross multiply
    9,645.24x = 13,305.94 × 6,243.35
  4. Step 4: Simplify right side
    9,645.24x = 83,073,595.96
  5. Step 5: Solve for x
    x = 83,073,595.96/9,645.24
  6. Step 6: Final answer
    x = 8,612.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.