Home / 7,273.44-10,890.72-5,817.60

Finding the Fourth Proportional to 7,273.44, 10,890.72 and 5,817.60

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Solution

The fourth proportional to 7,273.44, 10,890.72 and 5,817.60 is: 8,710.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,273.44 : 10,890.72 = 5,817.60 : x
  2. Step 2: Convert to fraction form
    7,273.44/10,890.72 = 5,817.60/x
  3. Step 3: Cross multiply
    7,273.44x = 10,890.72 × 5,817.60
  4. Step 4: Simplify right side
    7,273.44x = 63,357,852.67
  5. Step 5: Solve for x
    x = 63,357,852.67/7,273.44
  6. Step 6: Final answer
    x = 8,710.85

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1.5x scale

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.