Home / 2,964.15-4,087.44-2,545.89

Finding the Fourth Proportional to 2,964.15, 4,087.44 and 2,545.89

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Solution

The fourth proportional to 2,964.15, 4,087.44 and 2,545.89 is: 3,510.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964.15 : 4,087.44 = 2,545.89 : x
  2. Step 2: Convert to fraction form
    2,964.15/4,087.44 = 2,545.89/x
  3. Step 3: Cross multiply
    2,964.15x = 4,087.44 × 2,545.89
  4. Step 4: Simplify right side
    2,964.15x = 10,406,172.62
  5. Step 5: Solve for x
    x = 10,406,172.62/2,964.15
  6. Step 6: Final answer
    x = 3,510.68

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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.