Home / 8,146.08-12,216.96-3,528

Finding the Fourth Proportional to 8,146.08, 12,216.96 and 3,528

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Solution

The fourth proportional to 8,146.08, 12,216.96 and 3,528 is: 5,291.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,146.08 : 12,216.96 = 3,528 : x
  2. Step 2: Convert to fraction form
    8,146.08/12,216.96 = 3,528/x
  3. Step 3: Cross multiply
    8,146.08x = 12,216.96 × 3,528
  4. Step 4: Simplify right side
    8,146.08x = 43,101,434.88
  5. Step 5: Solve for x
    x = 43,101,434.88/8,146.08
  6. Step 6: Final answer
    x = 5,291.06

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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.