Home / 7,537.79-10,371.58-6,188.43

Finding the Fourth Proportional to 7,537.79, 10,371.58 and 6,188.43

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Solution

The fourth proportional to 7,537.79, 10,371.58 and 6,188.43 is: 8,514.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,537.79 : 10,371.58 = 6,188.43 : x
  2. Step 2: Convert to fraction form
    7,537.79/10,371.58 = 6,188.43/x
  3. Step 3: Cross multiply
    7,537.79x = 10,371.58 × 6,188.43
  4. Step 4: Simplify right side
    7,537.79x = 64,183,820.24
  5. Step 5: Solve for x
    x = 64,183,820.24/7,537.79
  6. Step 6: Final answer
    x = 8,514.94

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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.