Home / 3,495.84-5,236.47-2,177.70

Finding the Fourth Proportional to 3,495.84, 5,236.47 and 2,177.70

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Solution

The fourth proportional to 3,495.84, 5,236.47 and 2,177.70 is: 3,262.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,495.84 : 5,236.47 = 2,177.70 : x
  2. Step 2: Convert to fraction form
    3,495.84/5,236.47 = 2,177.70/x
  3. Step 3: Cross multiply
    3,495.84x = 5,236.47 × 2,177.70
  4. Step 4: Simplify right side
    3,495.84x = 11,403,460.72
  5. Step 5: Solve for x
    x = 11,403,460.72/3,495.84
  6. Step 6: Final answer
    x = 3,262.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.