Home / 5,270.13-7,904.52-1,374.84

Finding the Fourth Proportional to 5,270.13, 7,904.52 and 1,374.84

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Solution

The fourth proportional to 5,270.13, 7,904.52 and 1,374.84 is: 2,062.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.13 : 7,904.52 = 1,374.84 : x
  2. Step 2: Convert to fraction form
    5,270.13/7,904.52 = 1,374.84/x
  3. Step 3: Cross multiply
    5,270.13x = 7,904.52 × 1,374.84
  4. Step 4: Simplify right side
    5,270.13x = 10,867,450.28
  5. Step 5: Solve for x
    x = 10,867,450.28/5,270.13
  6. Step 6: Final answer
    x = 2,062.08

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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.