Home / 5,040.07-6,955.18-2,801.88

Finding the Fourth Proportional to 5,040.07, 6,955.18 and 2,801.88

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Solution

The fourth proportional to 5,040.07, 6,955.18 and 2,801.88 is: 3,866.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.07 : 6,955.18 = 2,801.88 : x
  2. Step 2: Convert to fraction form
    5,040.07/6,955.18 = 2,801.88/x
  3. Step 3: Cross multiply
    5,040.07x = 6,955.18 × 2,801.88
  4. Step 4: Simplify right side
    5,040.07x = 19,487,579.74
  5. Step 5: Solve for x
    x = 19,487,579.74/5,040.07
  6. Step 6: Final answer
    x = 3,866.53

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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.