Home / 6,784.10-10,176.15-5,488.10

Finding the Fourth Proportional to 6,784.10, 10,176.15 and 5,488.10

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Solution

The fourth proportional to 6,784.10, 10,176.15 and 5,488.10 is: 8,232.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,784.10 : 10,176.15 = 5,488.10 : x
  2. Step 2: Convert to fraction form
    6,784.10/10,176.15 = 5,488.10/x
  3. Step 3: Cross multiply
    6,784.10x = 10,176.15 × 5,488.10
  4. Step 4: Simplify right side
    6,784.10x = 55,847,728.82
  5. Step 5: Solve for x
    x = 55,847,728.82/6,784.10
  6. Step 6: Final answer
    x = 8,232.15

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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.