Home / 4,938.78-6,815.23-2,700.24

Finding the Fourth Proportional to 4,938.78, 6,815.23 and 2,700.24

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Solution

The fourth proportional to 4,938.78, 6,815.23 and 2,700.24 is: 3,726.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938.78 : 6,815.23 = 2,700.24 : x
  2. Step 2: Convert to fraction form
    4,938.78/6,815.23 = 2,700.24/x
  3. Step 3: Cross multiply
    4,938.78x = 6,815.23 × 2,700.24
  4. Step 4: Simplify right side
    4,938.78x = 18,402,756.66
  5. Step 5: Solve for x
    x = 18,402,756.66/4,938.78
  6. Step 6: Final answer
    x = 3,726.17

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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.