Home / 4,585.90-6,874.12-1,808.82

Finding the Fourth Proportional to 4,585.90, 6,874.12 and 1,808.82

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Solution

The fourth proportional to 4,585.90, 6,874.12 and 1,808.82 is: 2,711.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,585.90 : 6,874.12 = 1,808.82 : x
  2. Step 2: Convert to fraction form
    4,585.90/6,874.12 = 1,808.82/x
  3. Step 3: Cross multiply
    4,585.90x = 6,874.12 × 1,808.82
  4. Step 4: Simplify right side
    4,585.90x = 12,434,045.74
  5. Step 5: Solve for x
    x = 12,434,045.74/4,585.90
  6. Step 6: Final answer
    x = 2,711.36

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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.