Home / 11,341.30-15,650.91-6,305.98

Finding the Fourth Proportional to 11,341.30, 15,650.91 and 6,305.98

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Solution

The fourth proportional to 11,341.30, 15,650.91 and 6,305.98 is: 8,702.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,341.30 : 15,650.91 = 6,305.98 : x
  2. Step 2: Convert to fraction form
    11,341.30/15,650.91 = 6,305.98/x
  3. Step 3: Cross multiply
    11,341.30x = 15,650.91 × 6,305.98
  4. Step 4: Simplify right side
    11,341.30x = 98,694,325.44
  5. Step 5: Solve for x
    x = 98,694,325.44/11,341.30
  6. Step 6: Final answer
    x = 8,702.21

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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.