Home / 7,845.93-10,823.58-5,195.57

Finding the Fourth Proportional to 7,845.93, 10,823.58 and 5,195.57

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Solution

The fourth proportional to 7,845.93, 10,823.58 and 5,195.57 is: 7,167.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,845.93 : 10,823.58 = 5,195.57 : x
  2. Step 2: Convert to fraction form
    7,845.93/10,823.58 = 5,195.57/x
  3. Step 3: Cross multiply
    7,845.93x = 10,823.58 × 5,195.57
  4. Step 4: Simplify right side
    7,845.93x = 56,234,613.42
  5. Step 5: Solve for x
    x = 56,234,613.42/7,845.93
  6. Step 6: Final answer
    x = 7,167.36

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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.