Home / 5,628.50-8,443.86-1,732.76

Finding the Fourth Proportional to 5,628.50, 8,443.86 and 1,732.76

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Solution

The fourth proportional to 5,628.50, 8,443.86 and 1,732.76 is: 2,599.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.50 : 8,443.86 = 1,732.76 : x
  2. Step 2: Convert to fraction form
    5,628.50/8,443.86 = 1,732.76/x
  3. Step 3: Cross multiply
    5,628.50x = 8,443.86 × 1,732.76
  4. Step 4: Simplify right side
    5,628.50x = 14,631,182.85
  5. Step 5: Solve for x
    x = 14,631,182.85/5,628.50
  6. Step 6: Final answer
    x = 2,599.48

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Half scale
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Double scale
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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.