Home / 8,341.74-11,511.61-4,564.85

Finding the Fourth Proportional to 8,341.74, 11,511.61 and 4,564.85

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Solution

The fourth proportional to 8,341.74, 11,511.61 and 4,564.85 is: 6,299.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,341.74 : 11,511.61 = 4,564.85 : x
  2. Step 2: Convert to fraction form
    8,341.74/11,511.61 = 4,564.85/x
  3. Step 3: Cross multiply
    8,341.74x = 11,511.61 × 4,564.85
  4. Step 4: Simplify right side
    8,341.74x = 52,548,703.94
  5. Step 5: Solve for x
    x = 52,548,703.94/8,341.74
  6. Step 6: Final answer
    x = 6,299.49

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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.