Home / 7,235.14-10,852.63-5,490.85

Finding the Fourth Proportional to 7,235.14, 10,852.63 and 5,490.85

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Solution

The fourth proportional to 7,235.14, 10,852.63 and 5,490.85 is: 8,236.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,235.14 : 10,852.63 = 5,490.85 : x
  2. Step 2: Convert to fraction form
    7,235.14/10,852.63 = 5,490.85/x
  3. Step 3: Cross multiply
    7,235.14x = 10,852.63 × 5,490.85
  4. Step 4: Simplify right side
    7,235.14x = 59,590,163.44
  5. Step 5: Solve for x
    x = 59,590,163.44/7,235.14
  6. Step 6: Final answer
    x = 8,236.21

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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.