Home / 2,205.04-3,299.10-1,590.16

Finding the Fourth Proportional to 2,205.04, 3,299.10 and 1,590.16

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Solution

The fourth proportional to 2,205.04, 3,299.10 and 1,590.16 is: 2,379.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,205.04 : 3,299.10 = 1,590.16 : x
  2. Step 2: Convert to fraction form
    2,205.04/3,299.10 = 1,590.16/x
  3. Step 3: Cross multiply
    2,205.04x = 3,299.10 × 1,590.16
  4. Step 4: Simplify right side
    2,205.04x = 5,246,096.86
  5. Step 5: Solve for x
    x = 5,246,096.86/2,205.04
  6. Step 6: Final answer
    x = 2,379.14

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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.