Home / 5,091.04-7,635.33-1,970.02

Finding the Fourth Proportional to 5,091.04, 7,635.33 and 1,970.02

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Solution

The fourth proportional to 5,091.04, 7,635.33 and 1,970.02 is: 2,954.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091.04 : 7,635.33 = 1,970.02 : x
  2. Step 2: Convert to fraction form
    5,091.04/7,635.33 = 1,970.02/x
  3. Step 3: Cross multiply
    5,091.04x = 7,635.33 × 1,970.02
  4. Step 4: Simplify right side
    5,091.04x = 15,041,752.81
  5. Step 5: Solve for x
    x = 15,041,752.81/5,091.04
  6. Step 6: Final answer
    x = 2,954.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.