Home / 8,266.48-12,398.10-3,071.14

Finding the Fourth Proportional to 8,266.48, 12,398.10 and 3,071.14

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Solution

The fourth proportional to 8,266.48, 12,398.10 and 3,071.14 is: 4,606.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.48 : 12,398.10 = 3,071.14 : x
  2. Step 2: Convert to fraction form
    8,266.48/12,398.10 = 3,071.14/x
  3. Step 3: Cross multiply
    8,266.48x = 12,398.10 × 3,071.14
  4. Step 4: Simplify right side
    8,266.48x = 38,076,300.83
  5. Step 5: Solve for x
    x = 38,076,300.83/8,266.48
  6. Step 6: Final answer
    x = 4,606.11

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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.