Home / 4,580.12-6,318.24-2,898.70

Finding the Fourth Proportional to 4,580.12, 6,318.24 and 2,898.70

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Solution

The fourth proportional to 4,580.12, 6,318.24 and 2,898.70 is: 3,998.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,580.12 : 6,318.24 = 2,898.70 : x
  2. Step 2: Convert to fraction form
    4,580.12/6,318.24 = 2,898.70/x
  3. Step 3: Cross multiply
    4,580.12x = 6,318.24 × 2,898.70
  4. Step 4: Simplify right side
    4,580.12x = 18,314,682.29
  5. Step 5: Solve for x
    x = 18,314,682.29/4,580.12
  6. Step 6: Final answer
    x = 3,998.73

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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.