Home / 3,810.08-5,258.06-2,238.16

Finding the Fourth Proportional to 3,810.08, 5,258.06 and 2,238.16

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Solution

The fourth proportional to 3,810.08, 5,258.06 and 2,238.16 is: 3,088.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,810.08 : 5,258.06 = 2,238.16 : x
  2. Step 2: Convert to fraction form
    3,810.08/5,258.06 = 2,238.16/x
  3. Step 3: Cross multiply
    3,810.08x = 5,258.06 × 2,238.16
  4. Step 4: Simplify right side
    3,810.08x = 11,768,379.57
  5. Step 5: Solve for x
    x = 11,768,379.57/3,810.08
  6. Step 6: Final answer
    x = 3,088.75

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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.