Home / 5,898.85-8,140.30-3,246.30

Finding the Fourth Proportional to 5,898.85, 8,140.30 and 3,246.30

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Solution

The fourth proportional to 5,898.85, 8,140.30 and 3,246.30 is: 4,479.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,898.85 : 8,140.30 = 3,246.30 : x
  2. Step 2: Convert to fraction form
    5,898.85/8,140.30 = 3,246.30/x
  3. Step 3: Cross multiply
    5,898.85x = 8,140.30 × 3,246.30
  4. Step 4: Simplify right side
    5,898.85x = 26,425,855.89
  5. Step 5: Solve for x
    x = 26,425,855.89/5,898.85
  6. Step 6: Final answer
    x = 4,479.83

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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.