Home / 10,452.81-15,682.86-4,609.92

Finding the Fourth Proportional to 10,452.81, 15,682.86 and 4,609.92

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Solution

The fourth proportional to 10,452.81, 15,682.86 and 4,609.92 is: 6,916.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,452.81 : 15,682.86 = 4,609.92 : x
  2. Step 2: Convert to fraction form
    10,452.81/15,682.86 = 4,609.92/x
  3. Step 3: Cross multiply
    10,452.81x = 15,682.86 × 4,609.92
  4. Step 4: Simplify right side
    10,452.81x = 72,296,729.97
  5. Step 5: Solve for x
    x = 72,296,729.97/10,452.81
  6. Step 6: Final answer
    x = 6,916.49

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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.