Home / 4,814.64-6,643.89-2,718.90

Finding the Fourth Proportional to 4,814.64, 6,643.89 and 2,718.90

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Solution

The fourth proportional to 4,814.64, 6,643.89 and 2,718.90 is: 3,751.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.64 : 6,643.89 = 2,718.90 : x
  2. Step 2: Convert to fraction form
    4,814.64/6,643.89 = 2,718.90/x
  3. Step 3: Cross multiply
    4,814.64x = 6,643.89 × 2,718.90
  4. Step 4: Simplify right side
    4,814.64x = 18,064,072.52
  5. Step 5: Solve for x
    x = 18,064,072.52/4,814.64
  6. Step 6: Final answer
    x = 3,751.91

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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.