Home / 6,811.52-10,217.30-4,725.40

Finding the Fourth Proportional to 6,811.52, 10,217.30 and 4,725.40

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Solution

The fourth proportional to 6,811.52, 10,217.30 and 4,725.40 is: 7,088.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,811.52 : 10,217.30 = 4,725.40 : x
  2. Step 2: Convert to fraction form
    6,811.52/10,217.30 = 4,725.40/x
  3. Step 3: Cross multiply
    6,811.52x = 10,217.30 × 4,725.40
  4. Step 4: Simplify right side
    6,811.52x = 48,280,829.42
  5. Step 5: Solve for x
    x = 48,280,829.42/6,811.52
  6. Step 6: Final answer
    x = 7,088.11

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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.