Home / 8,770.28-13,155.42-4,383.32

Finding the Fourth Proportional to 8,770.28, 13,155.42 and 4,383.32

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Solution

The fourth proportional to 8,770.28, 13,155.42 and 4,383.32 is: 6,574.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,770.28 : 13,155.42 = 4,383.32 : x
  2. Step 2: Convert to fraction form
    8,770.28/13,155.42 = 4,383.32/x
  3. Step 3: Cross multiply
    8,770.28x = 13,155.42 × 4,383.32
  4. Step 4: Simplify right side
    8,770.28x = 57,664,415.59
  5. Step 5: Solve for x
    x = 57,664,415.59/8,770.28
  6. Step 6: Final answer
    x = 6,574.98

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.