Home / 5,636.19-8,451.18-1,740.09

Finding the Fourth Proportional to 5,636.19, 8,451.18 and 1,740.09

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Solution

The fourth proportional to 5,636.19, 8,451.18 and 1,740.09 is: 2,609.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,636.19 : 8,451.18 = 1,740.09 : x
  2. Step 2: Convert to fraction form
    5,636.19/8,451.18 = 1,740.09/x
  3. Step 3: Cross multiply
    5,636.19x = 8,451.18 × 1,740.09
  4. Step 4: Simplify right side
    5,636.19x = 14,705,813.81
  5. Step 5: Solve for x
    x = 14,705,813.81/5,636.19
  6. Step 6: Final answer
    x = 2,609.18

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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.