Home / 5,045.62-6,962.74-2,807.59

Finding the Fourth Proportional to 5,045.62, 6,962.74 and 2,807.59

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Solution

The fourth proportional to 5,045.62, 6,962.74 and 2,807.59 is: 3,874.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.62 : 6,962.74 = 2,807.59 : x
  2. Step 2: Convert to fraction form
    5,045.62/6,962.74 = 2,807.59/x
  3. Step 3: Cross multiply
    5,045.62x = 6,962.74 × 2,807.59
  4. Step 4: Simplify right side
    5,045.62x = 19,548,519.20
  5. Step 5: Solve for x
    x = 19,548,519.20/5,045.62
  6. Step 6: Final answer
    x = 3,874.35

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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.