Home / 2,558.10-3,814.12-2,494.32

Finding the Fourth Proportional to 2,558.10, 3,814.12 and 2,494.32

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Solution

The fourth proportional to 2,558.10, 3,814.12 and 2,494.32 is: 3,719.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558.10 : 3,814.12 = 2,494.32 : x
  2. Step 2: Convert to fraction form
    2,558.10/3,814.12 = 2,494.32/x
  3. Step 3: Cross multiply
    2,558.10x = 3,814.12 × 2,494.32
  4. Step 4: Simplify right side
    2,558.10x = 9,513,635.80
  5. Step 5: Solve for x
    x = 9,513,635.80/2,558.10
  6. Step 6: Final answer
    x = 3,719.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.