Home / 4,814.47-6,643.97-2,718.59

Finding the Fourth Proportional to 4,814.47, 6,643.97 and 2,718.59

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Solution

The fourth proportional to 4,814.47, 6,643.97 and 2,718.59 is: 3,751.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.47 : 6,643.97 = 2,718.59 : x
  2. Step 2: Convert to fraction form
    4,814.47/6,643.97 = 2,718.59/x
  3. Step 3: Cross multiply
    4,814.47x = 6,643.97 × 2,718.59
  4. Step 4: Simplify right side
    4,814.47x = 18,062,230.40
  5. Step 5: Solve for x
    x = 18,062,230.40/4,814.47
  6. Step 6: Final answer
    x = 3,751.65

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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.