Home / 11,389.95-17,074.80-6,127.83

Finding the Fourth Proportional to 11,389.95, 17,074.80 and 6,127.83

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Solution

The fourth proportional to 11,389.95, 17,074.80 and 6,127.83 is: 9,186.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,389.95 : 17,074.80 = 6,127.83 : x
  2. Step 2: Convert to fraction form
    11,389.95/17,074.80 = 6,127.83/x
  3. Step 3: Cross multiply
    11,389.95x = 17,074.80 × 6,127.83
  4. Step 4: Simplify right side
    11,389.95x = 104,631,471.68
  5. Step 5: Solve for x
    x = 104,631,471.68/11,389.95
  6. Step 6: Final answer
    x = 9,186.30

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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.