Home / 5,076.13-7,004.61-2,837.71

Finding the Fourth Proportional to 5,076.13, 7,004.61 and 2,837.71

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Solution

The fourth proportional to 5,076.13, 7,004.61 and 2,837.71 is: 3,915.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076.13 : 7,004.61 = 2,837.71 : x
  2. Step 2: Convert to fraction form
    5,076.13/7,004.61 = 2,837.71/x
  3. Step 3: Cross multiply
    5,076.13x = 7,004.61 × 2,837.71
  4. Step 4: Simplify right side
    5,076.13x = 19,877,051.84
  5. Step 5: Solve for x
    x = 19,877,051.84/5,076.13
  6. Step 6: Final answer
    x = 3,915.79

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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.