Home / 8,293.75-11,445.30-4,936.51

Finding the Fourth Proportional to 8,293.75, 11,445.30 and 4,936.51

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Solution

The fourth proportional to 8,293.75, 11,445.30 and 4,936.51 is: 6,812.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,293.75 : 11,445.30 = 4,936.51 : x
  2. Step 2: Convert to fraction form
    8,293.75/11,445.30 = 4,936.51/x
  3. Step 3: Cross multiply
    8,293.75x = 11,445.30 × 4,936.51
  4. Step 4: Simplify right side
    8,293.75x = 56,499,837.90
  5. Step 5: Solve for x
    x = 56,499,837.90/8,293.75
  6. Step 6: Final answer
    x = 6,812.34

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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.