Home / 11,285.82-15,574.56-6,250.12

Finding the Fourth Proportional to 11,285.82, 15,574.56 and 6,250.12

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Solution

The fourth proportional to 11,285.82, 15,574.56 and 6,250.12 is: 8,625.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,285.82 : 15,574.56 = 6,250.12 : x
  2. Step 2: Convert to fraction form
    11,285.82/15,574.56 = 6,250.12/x
  3. Step 3: Cross multiply
    11,285.82x = 15,574.56 × 6,250.12
  4. Step 4: Simplify right side
    11,285.82x = 97,342,878.89
  5. Step 5: Solve for x
    x = 97,342,878.89/11,285.82
  6. Step 6: Final answer
    x = 8,625.24

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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.