Home / 11,392.23-17,078.18-6,130.07

Finding the Fourth Proportional to 11,392.23, 17,078.18 and 6,130.07

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Solution

The fourth proportional to 11,392.23, 17,078.18 and 6,130.07 is: 9,189.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,392.23 : 17,078.18 = 6,130.07 : x
  2. Step 2: Convert to fraction form
    11,392.23/17,078.18 = 6,130.07/x
  3. Step 3: Cross multiply
    11,392.23x = 17,078.18 × 6,130.07
  4. Step 4: Simplify right side
    11,392.23x = 104,690,322.83
  5. Step 5: Solve for x
    x = 104,690,322.83/11,392.23
  6. Step 6: Final answer
    x = 9,189.63

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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.