Home / 8,535.15-11,778.48-4,997.66

Finding the Fourth Proportional to 8,535.15, 11,778.48 and 4,997.66

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Solution

The fourth proportional to 8,535.15, 11,778.48 and 4,997.66 is: 6,896.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,535.15 : 11,778.48 = 4,997.66 : x
  2. Step 2: Convert to fraction form
    8,535.15/11,778.48 = 4,997.66/x
  3. Step 3: Cross multiply
    8,535.15x = 11,778.48 × 4,997.66
  4. Step 4: Simplify right side
    8,535.15x = 58,864,779.46
  5. Step 5: Solve for x
    x = 58,864,779.46/8,535.15
  6. Step 6: Final answer
    x = 6,896.75

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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.