Home / 5,590.10-8,389-2,303.20

Finding the Fourth Proportional to 5,590.10, 8,389 and 2,303.20

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Solution

The fourth proportional to 5,590.10, 8,389 and 2,303.20 is: 3,456.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.10 : 8,389 = 2,303.20 : x
  2. Step 2: Convert to fraction form
    5,590.10/8,389 = 2,303.20/x
  3. Step 3: Cross multiply
    5,590.10x = 8,389 × 2,303.20
  4. Step 4: Simplify right side
    5,590.10x = 19,321,502.86
  5. Step 5: Solve for x
    x = 19,321,502.86/5,590.10
  6. Step 6: Final answer
    x = 3,456.38

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.