Home / 7,619.30-10,514.41-4,262.12

Finding the Fourth Proportional to 7,619.30, 10,514.41 and 4,262.12

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Solution

The fourth proportional to 7,619.30, 10,514.41 and 4,262.12 is: 5,881.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,619.30 : 10,514.41 = 4,262.12 : x
  2. Step 2: Convert to fraction form
    7,619.30/10,514.41 = 4,262.12/x
  3. Step 3: Cross multiply
    7,619.30x = 10,514.41 × 4,262.12
  4. Step 4: Simplify right side
    7,619.30x = 44,813,677.15
  5. Step 5: Solve for x
    x = 44,813,677.15/7,619.30
  6. Step 6: Final answer
    x = 5,881.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.