Home / 6,153.40-8,491.38-3,500.62

Finding the Fourth Proportional to 6,153.40, 8,491.38 and 3,500.62

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Solution

The fourth proportional to 6,153.40, 8,491.38 and 3,500.62 is: 4,830.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,153.40 : 8,491.38 = 3,500.62 : x
  2. Step 2: Convert to fraction form
    6,153.40/8,491.38 = 3,500.62/x
  3. Step 3: Cross multiply
    6,153.40x = 8,491.38 × 3,500.62
  4. Step 4: Simplify right side
    6,153.40x = 29,725,094.66
  5. Step 5: Solve for x
    x = 29,725,094.66/6,153.40
  6. Step 6: Final answer
    x = 4,830.68

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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.