Home / 8,557.31-11,825.32-6,175.10

Finding the Fourth Proportional to 8,557.31, 11,825.32 and 6,175.10

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Solution

The fourth proportional to 8,557.31, 11,825.32 and 6,175.10 is: 8,533.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557.31 : 11,825.32 = 6,175.10 : x
  2. Step 2: Convert to fraction form
    8,557.31/11,825.32 = 6,175.10/x
  3. Step 3: Cross multiply
    8,557.31x = 11,825.32 × 6,175.10
  4. Step 4: Simplify right side
    8,557.31x = 73,022,519.41
  5. Step 5: Solve for x
    x = 73,022,519.41/8,557.31
  6. Step 6: Final answer
    x = 8,533.35

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Half scale
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Double scale
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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.