Home / 5,298.47-7,947.70-1,835.72

Finding the Fourth Proportional to 5,298.47, 7,947.70 and 1,835.72

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Solution

The fourth proportional to 5,298.47, 7,947.70 and 1,835.72 is: 2,753.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298.47 : 7,947.70 = 1,835.72 : x
  2. Step 2: Convert to fraction form
    5,298.47/7,947.70 = 1,835.72/x
  3. Step 3: Cross multiply
    5,298.47x = 7,947.70 × 1,835.72
  4. Step 4: Simplify right side
    5,298.47x = 14,589,747.65
  5. Step 5: Solve for x
    x = 14,589,747.65/5,298.47
  6. Step 6: Final answer
    x = 2,753.58

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