Home / 11,072.94-15,280.56-6,357.24

Finding the Fourth Proportional to 11,072.94, 15,280.56 and 6,357.24

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Solution

The fourth proportional to 11,072.94, 15,280.56 and 6,357.24 is: 8,772.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072.94 : 15,280.56 = 6,357.24 : x
  2. Step 2: Convert to fraction form
    11,072.94/15,280.56 = 6,357.24/x
  3. Step 3: Cross multiply
    11,072.94x = 15,280.56 × 6,357.24
  4. Step 4: Simplify right side
    11,072.94x = 97,142,187.25
  5. Step 5: Solve for x
    x = 97,142,187.25/11,072.94
  6. Step 6: Final answer
    x = 8,772.94

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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.