Home / 3,471.34-4,790.35-1,899.33

Finding the Fourth Proportional to 3,471.34, 4,790.35 and 1,899.33

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Solution

The fourth proportional to 3,471.34, 4,790.35 and 1,899.33 is: 2,621.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,471.34 : 4,790.35 = 1,899.33 : x
  2. Step 2: Convert to fraction form
    3,471.34/4,790.35 = 1,899.33/x
  3. Step 3: Cross multiply
    3,471.34x = 4,790.35 × 1,899.33
  4. Step 4: Simplify right side
    3,471.34x = 9,098,455.47
  5. Step 5: Solve for x
    x = 9,098,455.47/3,471.34
  6. Step 6: Final answer
    x = 2,621.02

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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.