Home / 6,984.10-10,455.36-4,511.71

Finding the Fourth Proportional to 6,984.10, 10,455.36 and 4,511.71

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Solution

The fourth proportional to 6,984.10, 10,455.36 and 4,511.71 is: 6,754.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,984.10 : 10,455.36 = 4,511.71 : x
  2. Step 2: Convert to fraction form
    6,984.10/10,455.36 = 4,511.71/x
  3. Step 3: Cross multiply
    6,984.10x = 10,455.36 × 4,511.71
  4. Step 4: Simplify right side
    6,984.10x = 47,171,552.27
  5. Step 5: Solve for x
    x = 47,171,552.27/6,984.10
  6. Step 6: Final answer
    x = 6,754.13

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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.