Home / 5,036.85-6,950.89-2,798.76

Finding the Fourth Proportional to 5,036.85, 6,950.89 and 2,798.76

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Solution

The fourth proportional to 5,036.85, 6,950.89 and 2,798.76 is: 3,862.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,036.85 : 6,950.89 = 2,798.76 : x
  2. Step 2: Convert to fraction form
    5,036.85/6,950.89 = 2,798.76/x
  3. Step 3: Cross multiply
    5,036.85x = 6,950.89 × 2,798.76
  4. Step 4: Simplify right side
    5,036.85x = 19,453,872.90
  5. Step 5: Solve for x
    x = 19,453,872.90/5,036.85
  6. Step 6: Final answer
    x = 3,862.31

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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.