Home / 7,619.46-10,514.52-4,262.28

Finding the Fourth Proportional to 7,619.46, 10,514.52 and 4,262.28

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Solution

The fourth proportional to 7,619.46, 10,514.52 and 4,262.28 is: 5,881.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,619.46 : 10,514.52 = 4,262.28 : x
  2. Step 2: Convert to fraction form
    7,619.46/10,514.52 = 4,262.28/x
  3. Step 3: Cross multiply
    7,619.46x = 10,514.52 × 4,262.28
  4. Step 4: Simplify right side
    7,619.46x = 44,815,828.31
  5. Step 5: Solve for x
    x = 44,815,828.31/7,619.46
  6. Step 6: Final answer
    x = 5,881.76

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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.