Home / 5,026.70-6,936.95-2,788.50

Finding the Fourth Proportional to 5,026.70, 6,936.95 and 2,788.50

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Solution

The fourth proportional to 5,026.70, 6,936.95 and 2,788.50 is: 3,848.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,026.70 : 6,936.95 = 2,788.50 : x
  2. Step 2: Convert to fraction form
    5,026.70/6,936.95 = 2,788.50/x
  3. Step 3: Cross multiply
    5,026.70x = 6,936.95 × 2,788.50
  4. Step 4: Simplify right side
    5,026.70x = 19,343,685.08
  5. Step 5: Solve for x
    x = 19,343,685.08/5,026.70
  6. Step 6: Final answer
    x = 3,848.19

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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.