Home / 8,162.13-12,244.73-4,656.09

Finding the Fourth Proportional to 8,162.13, 12,244.73 and 4,656.09

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Solution

The fourth proportional to 8,162.13, 12,244.73 and 4,656.09 is: 6,985.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,162.13 : 12,244.73 = 4,656.09 : x
  2. Step 2: Convert to fraction form
    8,162.13/12,244.73 = 4,656.09/x
  3. Step 3: Cross multiply
    8,162.13x = 12,244.73 × 4,656.09
  4. Step 4: Simplify right side
    8,162.13x = 57,012,564.91
  5. Step 5: Solve for x
    x = 57,012,564.91/8,162.13
  6. Step 6: Final answer
    x = 6,985.01

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1.5x scale

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.