Home / 8,312.82-11,471.72-4,536.06

Finding the Fourth Proportional to 8,312.82, 11,471.72 and 4,536.06

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Solution

The fourth proportional to 8,312.82, 11,471.72 and 4,536.06 is: 6,259.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,312.82 : 11,471.72 = 4,536.06 : x
  2. Step 2: Convert to fraction form
    8,312.82/11,471.72 = 4,536.06/x
  3. Step 3: Cross multiply
    8,312.82x = 11,471.72 × 4,536.06
  4. Step 4: Simplify right side
    8,312.82x = 52,036,410.22
  5. Step 5: Solve for x
    x = 52,036,410.22/8,312.82
  6. Step 6: Final answer
    x = 6,259.78

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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.