Home / 7,514.21-10,366.11-4,862.47

Finding the Fourth Proportional to 7,514.21, 10,366.11 and 4,862.47

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Solution

The fourth proportional to 7,514.21, 10,366.11 and 4,862.47 is: 6,707.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,514.21 : 10,366.11 = 4,862.47 : x
  2. Step 2: Convert to fraction form
    7,514.21/10,366.11 = 4,862.47/x
  3. Step 3: Cross multiply
    7,514.21x = 10,366.11 × 4,862.47
  4. Step 4: Simplify right side
    7,514.21x = 50,404,898.89
  5. Step 5: Solve for x
    x = 50,404,898.89/7,514.21
  6. Step 6: Final answer
    x = 6,707.94

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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.