Home / 7,624.18-11,432.62-3,239.25

Finding the Fourth Proportional to 7,624.18, 11,432.62 and 3,239.25

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Solution

The fourth proportional to 7,624.18, 11,432.62 and 3,239.25 is: 4,857.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,624.18 : 11,432.62 = 3,239.25 : x
  2. Step 2: Convert to fraction form
    7,624.18/11,432.62 = 3,239.25/x
  3. Step 3: Cross multiply
    7,624.18x = 11,432.62 × 3,239.25
  4. Step 4: Simplify right side
    7,624.18x = 37,033,114.34
  5. Step 5: Solve for x
    x = 37,033,114.34/7,624.18
  6. Step 6: Final answer
    x = 4,857.32

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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.