Home / 11,341.90-15,651.80-6,305.96

Finding the Fourth Proportional to 11,341.90, 15,651.80 and 6,305.96

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Solution

The fourth proportional to 11,341.90, 15,651.80 and 6,305.96 is: 8,702.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,341.90 : 15,651.80 = 6,305.96 : x
  2. Step 2: Convert to fraction form
    11,341.90/15,651.80 = 6,305.96/x
  3. Step 3: Cross multiply
    11,341.90x = 15,651.80 × 6,305.96
  4. Step 4: Simplify right side
    11,341.90x = 98,699,632.75
  5. Step 5: Solve for x
    x = 98,699,632.75/11,341.90
  6. Step 6: Final answer
    x = 8,702.22

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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.