Home / 11,389.42-17,084.58-3,598.22

Finding the Fourth Proportional to 11,389.42, 17,084.58 and 3,598.22

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Solution

The fourth proportional to 11,389.42, 17,084.58 and 3,598.22 is: 5,397.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,389.42 : 17,084.58 = 3,598.22 : x
  2. Step 2: Convert to fraction form
    11,389.42/17,084.58 = 3,598.22/x
  3. Step 3: Cross multiply
    11,389.42x = 17,084.58 × 3,598.22
  4. Step 4: Simplify right side
    11,389.42x = 61,474,077.45
  5. Step 5: Solve for x
    x = 61,474,077.45/11,389.42
  6. Step 6: Final answer
    x = 5,397.47

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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.