Home / 2,624.13-3,621.70-1,993.63

Finding the Fourth Proportional to 2,624.13, 3,621.70 and 1,993.63

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Solution

The fourth proportional to 2,624.13, 3,621.70 and 1,993.63 is: 2,751.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624.13 : 3,621.70 = 1,993.63 : x
  2. Step 2: Convert to fraction form
    2,624.13/3,621.70 = 1,993.63/x
  3. Step 3: Cross multiply
    2,624.13x = 3,621.70 × 1,993.63
  4. Step 4: Simplify right side
    2,624.13x = 7,220,329.77
  5. Step 5: Solve for x
    x = 7,220,329.77/2,624.13
  6. Step 6: Final answer
    x = 2,751.51

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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.