Home / 4,775.12-6,590.23-2,679.56

Finding the Fourth Proportional to 4,775.12, 6,590.23 and 2,679.56

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Solution

The fourth proportional to 4,775.12, 6,590.23 and 2,679.56 is: 3,698.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775.12 : 6,590.23 = 2,679.56 : x
  2. Step 2: Convert to fraction form
    4,775.12/6,590.23 = 2,679.56/x
  3. Step 3: Cross multiply
    4,775.12x = 6,590.23 × 2,679.56
  4. Step 4: Simplify right side
    4,775.12x = 17,658,877.05
  5. Step 5: Solve for x
    x = 17,658,877.05/4,775.12
  6. Step 6: Final answer
    x = 3,698.11

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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.