Home / 6,322.70-8,725.32-3,528.20

Finding the Fourth Proportional to 6,322.70, 8,725.32 and 3,528.20

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Solution

The fourth proportional to 6,322.70, 8,725.32 and 3,528.20 is: 4,868.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,322.70 : 8,725.32 = 3,528.20 : x
  2. Step 2: Convert to fraction form
    6,322.70/8,725.32 = 3,528.20/x
  3. Step 3: Cross multiply
    6,322.70x = 8,725.32 × 3,528.20
  4. Step 4: Simplify right side
    6,322.70x = 30,784,630.40
  5. Step 5: Solve for x
    x = 30,784,630.40/6,322.70
  6. Step 6: Final answer
    x = 4,868.91

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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.