Home / 6,178.28-9,267.72-3,545.08

Finding the Fourth Proportional to 6,178.28, 9,267.72 and 3,545.08

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Solution

The fourth proportional to 6,178.28, 9,267.72 and 3,545.08 is: 5,317.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,178.28 : 9,267.72 = 3,545.08 : x
  2. Step 2: Convert to fraction form
    6,178.28/9,267.72 = 3,545.08/x
  3. Step 3: Cross multiply
    6,178.28x = 9,267.72 × 3,545.08
  4. Step 4: Simplify right side
    6,178.28x = 32,854,808.82
  5. Step 5: Solve for x
    x = 32,854,808.82/6,178.28
  6. Step 6: Final answer
    x = 5,317.79

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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.