Home / 7,908.89-11,865.40-2,362.24

Finding the Fourth Proportional to 7,908.89, 11,865.40 and 2,362.24

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Solution

The fourth proportional to 7,908.89, 11,865.40 and 2,362.24 is: 3,543.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,908.89 : 11,865.40 = 2,362.24 : x
  2. Step 2: Convert to fraction form
    7,908.89/11,865.40 = 2,362.24/x
  3. Step 3: Cross multiply
    7,908.89x = 11,865.40 × 2,362.24
  4. Step 4: Simplify right side
    7,908.89x = 28,028,922.50
  5. Step 5: Solve for x
    x = 28,028,922.50/7,908.89
  6. Step 6: Final answer
    x = 3,543.98

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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.