Home / 5,613.23-7,743.08-3,513.71

Finding the Fourth Proportional to 5,613.23, 7,743.08 and 3,513.71

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Solution

The fourth proportional to 5,613.23, 7,743.08 and 3,513.71 is: 4,846.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,613.23 : 7,743.08 = 3,513.71 : x
  2. Step 2: Convert to fraction form
    5,613.23/7,743.08 = 3,513.71/x
  3. Step 3: Cross multiply
    5,613.23x = 7,743.08 × 3,513.71
  4. Step 4: Simplify right side
    5,613.23x = 27,206,881.34
  5. Step 5: Solve for x
    x = 27,206,881.34/5,613.23
  6. Step 6: Final answer
    x = 4,846.93

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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.