Home / 4,011.32-5,528.55-3,383.47

Finding the Fourth Proportional to 4,011.32, 5,528.55 and 3,383.47

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Solution

The fourth proportional to 4,011.32, 5,528.55 and 3,383.47 is: 4,663.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,011.32 : 5,528.55 = 3,383.47 : x
  2. Step 2: Convert to fraction form
    4,011.32/5,528.55 = 3,383.47/x
  3. Step 3: Cross multiply
    4,011.32x = 5,528.55 × 3,383.47
  4. Step 4: Simplify right side
    4,011.32x = 18,705,702.67
  5. Step 5: Solve for x
    x = 18,705,702.67/4,011.32
  6. Step 6: Final answer
    x = 4,663.23

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Half 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.