Home / 3,649.84-5,036.50-2,077.62

Finding the Fourth Proportional to 3,649.84, 5,036.50 and 2,077.62

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Solution

The fourth proportional to 3,649.84, 5,036.50 and 2,077.62 is: 2,866.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649.84 : 5,036.50 = 2,077.62 : x
  2. Step 2: Convert to fraction form
    3,649.84/5,036.50 = 2,077.62/x
  3. Step 3: Cross multiply
    3,649.84x = 5,036.50 × 2,077.62
  4. Step 4: Simplify right side
    3,649.84x = 10,463,933.13
  5. Step 5: Solve for x
    x = 10,463,933.13/3,649.84
  6. Step 6: Final answer
    x = 2,866.96

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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.