Home / 7,822.76-10,795.23-4,237.58

Finding the Fourth Proportional to 7,822.76, 10,795.23 and 4,237.58

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Solution

The fourth proportional to 7,822.76, 10,795.23 and 4,237.58 is: 5,847.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,822.76 : 10,795.23 = 4,237.58 : x
  2. Step 2: Convert to fraction form
    7,822.76/10,795.23 = 4,237.58/x
  3. Step 3: Cross multiply
    7,822.76x = 10,795.23 × 4,237.58
  4. Step 4: Simplify right side
    7,822.76x = 45,745,596.77
  5. Step 5: Solve for x
    x = 45,745,596.77/7,822.76
  6. Step 6: Final answer
    x = 5,847.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.