Home / 4,844.48-6,685.47-2,720.50

Finding the Fourth Proportional to 4,844.48, 6,685.47 and 2,720.50

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Solution

The fourth proportional to 4,844.48, 6,685.47 and 2,720.50 is: 3,754.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,844.48 : 6,685.47 = 2,720.50 : x
  2. Step 2: Convert to fraction form
    4,844.48/6,685.47 = 2,720.50/x
  3. Step 3: Cross multiply
    4,844.48x = 6,685.47 × 2,720.50
  4. Step 4: Simplify right side
    4,844.48x = 18,187,821.14
  5. Step 5: Solve for x
    x = 18,187,821.14/4,844.48
  6. Step 6: Final answer
    x = 3,754.34

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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.