Home / 8,012.14-11,056.64-4,427.08

Finding the Fourth Proportional to 8,012.14, 11,056.64 and 4,427.08

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Solution

The fourth proportional to 8,012.14, 11,056.64 and 4,427.08 is: 6,109.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,012.14 : 11,056.64 = 4,427.08 : x
  2. Step 2: Convert to fraction form
    8,012.14/11,056.64 = 4,427.08/x
  3. Step 3: Cross multiply
    8,012.14x = 11,056.64 × 4,427.08
  4. Step 4: Simplify right side
    8,012.14x = 48,948,629.81
  5. Step 5: Solve for x
    x = 48,948,629.81/8,012.14
  6. Step 6: Final answer
    x = 6,109.31

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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.