Home / 8,013.88-11,059.38-4,477.48

Finding the Fourth Proportional to 8,013.88, 11,059.38 and 4,477.48

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Solution

The fourth proportional to 8,013.88, 11,059.38 and 4,477.48 is: 6,179.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,013.88 : 11,059.38 = 4,477.48 : x
  2. Step 2: Convert to fraction form
    8,013.88/11,059.38 = 4,477.48/x
  3. Step 3: Cross multiply
    8,013.88x = 11,059.38 × 4,477.48
  4. Step 4: Simplify right side
    8,013.88x = 49,518,152.76
  5. Step 5: Solve for x
    x = 49,518,152.76/8,013.88
  6. Step 6: Final answer
    x = 6,179.05

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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.