Home / 8,814.80-12,157.62-6,018.68

Finding the Fourth Proportional to 8,814.80, 12,157.62 and 6,018.68

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Solution

The fourth proportional to 8,814.80, 12,157.62 and 6,018.68 is: 8,301.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,814.80 : 12,157.62 = 6,018.68 : x
  2. Step 2: Convert to fraction form
    8,814.80/12,157.62 = 6,018.68/x
  3. Step 3: Cross multiply
    8,814.80x = 12,157.62 × 6,018.68
  4. Step 4: Simplify right side
    8,814.80x = 73,172,824.34
  5. Step 5: Solve for x
    x = 73,172,824.34/8,814.80
  6. Step 6: Final answer
    x = 8,301.13

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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.