Home / 7,631.36-11,444.56-2,436

Finding the Fourth Proportional to 7,631.36, 11,444.56 and 2,436

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Solution

The fourth proportional to 7,631.36, 11,444.56 and 2,436 is: 3,653.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,631.36 : 11,444.56 = 2,436 : x
  2. Step 2: Convert to fraction form
    7,631.36/11,444.56 = 2,436/x
  3. Step 3: Cross multiply
    7,631.36x = 11,444.56 × 2,436
  4. Step 4: Simplify right side
    7,631.36x = 27,878,948.16
  5. Step 5: Solve for x
    x = 27,878,948.16/7,631.36
  6. Step 6: Final answer
    x = 3,653.21

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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.