Home / 3,619.64-4,994.88-2,626.16

Finding the Fourth Proportional to 3,619.64, 4,994.88 and 2,626.16

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Solution

The fourth proportional to 3,619.64, 4,994.88 and 2,626.16 is: 3,623.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619.64 : 4,994.88 = 2,626.16 : x
  2. Step 2: Convert to fraction form
    3,619.64/4,994.88 = 2,626.16/x
  3. Step 3: Cross multiply
    3,619.64x = 4,994.88 × 2,626.16
  4. Step 4: Simplify right side
    3,619.64x = 13,117,354.06
  5. Step 5: Solve for x
    x = 13,117,354.06/3,619.64
  6. Step 6: Final answer
    x = 3,623.94

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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.