Home / 4,575.18-6,860.35-2,107.90

Finding the Fourth Proportional to 4,575.18, 6,860.35 and 2,107.90

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Solution

The fourth proportional to 4,575.18, 6,860.35 and 2,107.90 is: 3,160.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,575.18 : 6,860.35 = 2,107.90 : x
  2. Step 2: Convert to fraction form
    4,575.18/6,860.35 = 2,107.90/x
  3. Step 3: Cross multiply
    4,575.18x = 6,860.35 × 2,107.90
  4. Step 4: Simplify right side
    4,575.18x = 14,460,911.82
  5. Step 5: Solve for x
    x = 14,460,911.82/4,575.18
  6. Step 6: Final answer
    x = 3,160.73

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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.