Home / 6,360.62-8,777.21-3,528.11

Finding the Fourth Proportional to 6,360.62, 8,777.21 and 3,528.11

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Solution

The fourth proportional to 6,360.62, 8,777.21 and 3,528.11 is: 4,868.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,360.62 : 8,777.21 = 3,528.11 : x
  2. Step 2: Convert to fraction form
    6,360.62/8,777.21 = 3,528.11/x
  3. Step 3: Cross multiply
    6,360.62x = 8,777.21 × 3,528.11
  4. Step 4: Simplify right side
    6,360.62x = 30,966,993.14
  5. Step 5: Solve for x
    x = 30,966,993.14/6,360.62
  6. Step 6: Final answer
    x = 4,868.55

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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.