Home / 5,283.92-7,291.65-2,984.50

Finding the Fourth Proportional to 5,283.92, 7,291.65 and 2,984.50

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Solution

The fourth proportional to 5,283.92, 7,291.65 and 2,984.50 is: 4,118.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,283.92 : 7,291.65 = 2,984.50 : x
  2. Step 2: Convert to fraction form
    5,283.92/7,291.65 = 2,984.50/x
  3. Step 3: Cross multiply
    5,283.92x = 7,291.65 × 2,984.50
  4. Step 4: Simplify right side
    5,283.92x = 21,761,929.43
  5. Step 5: Solve for x
    x = 21,761,929.43/5,283.92
  6. Step 6: Final answer
    x = 4,118.52

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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.