Home / 7,389.18-11,077.11-5,018.09

Finding the Fourth Proportional to 7,389.18, 11,077.11 and 5,018.09

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Solution

The fourth proportional to 7,389.18, 11,077.11 and 5,018.09 is: 7,522.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.18 : 11,077.11 = 5,018.09 : x
  2. Step 2: Convert to fraction form
    7,389.18/11,077.11 = 5,018.09/x
  3. Step 3: Cross multiply
    7,389.18x = 11,077.11 × 5,018.09
  4. Step 4: Simplify right side
    7,389.18x = 55,585,879.53
  5. Step 5: Solve for x
    x = 55,585,879.53/7,389.18
  6. Step 6: Final answer
    x = 7,522.60

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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.