Home / 8,897.02-12,281.96-6,346.73

Finding the Fourth Proportional to 8,897.02, 12,281.96 and 6,346.73

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Solution

The fourth proportional to 8,897.02, 12,281.96 and 6,346.73 is: 8,761.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,897.02 : 12,281.96 = 6,346.73 : x
  2. Step 2: Convert to fraction form
    8,897.02/12,281.96 = 6,346.73/x
  3. Step 3: Cross multiply
    8,897.02x = 12,281.96 × 6,346.73
  4. Step 4: Simplify right side
    8,897.02x = 77,950,283.99
  5. Step 5: Solve for x
    x = 77,950,283.99/8,897.02
  6. Step 6: Final answer
    x = 8,761.39

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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.