Home / 5,609.70-8,416.85-2,322.18

Finding the Fourth Proportional to 5,609.70, 8,416.85 and 2,322.18

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Solution

The fourth proportional to 5,609.70, 8,416.85 and 2,322.18 is: 3,484.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,609.70 : 8,416.85 = 2,322.18 : x
  2. Step 2: Convert to fraction form
    5,609.70/8,416.85 = 2,322.18/x
  3. Step 3: Cross multiply
    5,609.70x = 8,416.85 × 2,322.18
  4. Step 4: Simplify right side
    5,609.70x = 19,545,429.12
  5. Step 5: Solve for x
    x = 19,545,429.12/5,609.70
  6. Step 6: Final answer
    x = 3,484.22

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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.