Home / 3,624.31-5,428.86-2,307.39

Finding the Fourth Proportional to 3,624.31, 5,428.86 and 2,307.39

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Solution

The fourth proportional to 3,624.31, 5,428.86 and 2,307.39 is: 3,456.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,624.31 : 5,428.86 = 2,307.39 : x
  2. Step 2: Convert to fraction form
    3,624.31/5,428.86 = 2,307.39/x
  3. Step 3: Cross multiply
    3,624.31x = 5,428.86 × 2,307.39
  4. Step 4: Simplify right side
    3,624.31x = 12,526,497.28
  5. Step 5: Solve for x
    x = 12,526,497.28/3,624.31
  6. Step 6: Final answer
    x = 3,456.24

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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.