Home / 11,389.19-17,094.71-5,549.90

Finding the Fourth Proportional to 11,389.19, 17,094.71 and 5,549.90

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Solution

The fourth proportional to 11,389.19, 17,094.71 and 5,549.90 is: 8,330.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,389.19 : 17,094.71 = 5,549.90 : x
  2. Step 2: Convert to fraction form
    11,389.19/17,094.71 = 5,549.90/x
  3. Step 3: Cross multiply
    11,389.19x = 17,094.71 × 5,549.90
  4. Step 4: Simplify right side
    11,389.19x = 94,873,817.81
  5. Step 5: Solve for x
    x = 94,873,817.81/11,389.19
  6. Step 6: Final answer
    x = 8,330.17

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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.