Home / 7,237.08-10,855.22-2,557.31

Finding the Fourth Proportional to 7,237.08, 10,855.22 and 2,557.31

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Solution

The fourth proportional to 7,237.08, 10,855.22 and 2,557.31 is: 3,835.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237.08 : 10,855.22 = 2,557.31 : x
  2. Step 2: Convert to fraction form
    7,237.08/10,855.22 = 2,557.31/x
  3. Step 3: Cross multiply
    7,237.08x = 10,855.22 × 2,557.31
  4. Step 4: Simplify right side
    7,237.08x = 27,760,095.60
  5. Step 5: Solve for x
    x = 27,760,095.60/7,237.08
  6. Step 6: Final answer
    x = 3,835.81

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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.