Home / 4,575.58-6,311.09-2,807.89

Finding the Fourth Proportional to 4,575.58, 6,311.09 and 2,807.89

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Solution

The fourth proportional to 4,575.58, 6,311.09 and 2,807.89 is: 3,872.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,575.58 : 6,311.09 = 2,807.89 : x
  2. Step 2: Convert to fraction form
    4,575.58/6,311.09 = 2,807.89/x
  3. Step 3: Cross multiply
    4,575.58x = 6,311.09 × 2,807.89
  4. Step 4: Simplify right side
    4,575.58x = 17,720,846.50
  5. Step 5: Solve for x
    x = 17,720,846.50/4,575.58
  6. Step 6: Final answer
    x = 3,872.92

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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.