Home / 7,998.63-11,038.12-4,462.06

Finding the Fourth Proportional to 7,998.63, 11,038.12 and 4,462.06

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Solution

The fourth proportional to 7,998.63, 11,038.12 and 4,462.06 is: 6,157.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,998.63 : 11,038.12 = 4,462.06 : x
  2. Step 2: Convert to fraction form
    7,998.63/11,038.12 = 4,462.06/x
  3. Step 3: Cross multiply
    7,998.63x = 11,038.12 × 4,462.06
  4. Step 4: Simplify right side
    7,998.63x = 49,252,753.73
  5. Step 5: Solve for x
    x = 49,252,753.73/7,998.63
  6. Step 6: Final answer
    x = 6,157.65

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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.