Home / 4,990.59-6,887.07-2,752.55

Finding the Fourth Proportional to 4,990.59, 6,887.07 and 2,752.55

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Solution

The fourth proportional to 4,990.59, 6,887.07 and 2,752.55 is: 3,798.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990.59 : 6,887.07 = 2,752.55 : x
  2. Step 2: Convert to fraction form
    4,990.59/6,887.07 = 2,752.55/x
  3. Step 3: Cross multiply
    4,990.59x = 6,887.07 × 2,752.55
  4. Step 4: Simplify right side
    4,990.59x = 18,956,970.09
  5. Step 5: Solve for x
    x = 18,956,970.09/4,990.59
  6. Step 6: Final answer
    x = 3,798.54

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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.