Home / 3,710.89-5,561.16-2,613.07

Finding the Fourth Proportional to 3,710.89, 5,561.16 and 2,613.07

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Solution

The fourth proportional to 3,710.89, 5,561.16 and 2,613.07 is: 3,915.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,710.89 : 5,561.16 = 2,613.07 : x
  2. Step 2: Convert to fraction form
    3,710.89/5,561.16 = 2,613.07/x
  3. Step 3: Cross multiply
    3,710.89x = 5,561.16 × 2,613.07
  4. Step 4: Simplify right side
    3,710.89x = 14,531,700.36
  5. Step 5: Solve for x
    x = 14,531,700.36/3,710.89
  6. Step 6: Final answer
    x = 3,915.96

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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.