Home / 5,018.09-6,924.89-2,779.95

Finding the Fourth Proportional to 5,018.09, 6,924.89 and 2,779.95

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Solution

The fourth proportional to 5,018.09, 6,924.89 and 2,779.95 is: 3,836.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,018.09 : 6,924.89 = 2,779.95 : x
  2. Step 2: Convert to fraction form
    5,018.09/6,924.89 = 2,779.95/x
  3. Step 3: Cross multiply
    5,018.09x = 6,924.89 × 2,779.95
  4. Step 4: Simplify right side
    5,018.09x = 19,250,834.06
  5. Step 5: Solve for x
    x = 19,250,834.06/5,018.09
  6. Step 6: Final answer
    x = 3,836.29

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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.