Home / 3,316.99-4,577.41-1,900.69

Finding the Fourth Proportional to 3,316.99, 4,577.41 and 1,900.69

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Solution

The fourth proportional to 3,316.99, 4,577.41 and 1,900.69 is: 2,622.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.99 : 4,577.41 = 1,900.69 : x
  2. Step 2: Convert to fraction form
    3,316.99/4,577.41 = 1,900.69/x
  3. Step 3: Cross multiply
    3,316.99x = 4,577.41 × 1,900.69
  4. Step 4: Simplify right side
    3,316.99x = 8,700,237.41
  5. Step 5: Solve for x
    x = 8,700,237.41/3,316.99
  6. Step 6: Final answer
    x = 2,622.93

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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.