Home / 3,490.29-4,814.96-2,074.02

Finding the Fourth Proportional to 3,490.29, 4,814.96 and 2,074.02

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Solution

The fourth proportional to 3,490.29, 4,814.96 and 2,074.02 is: 2,861.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,490.29 : 4,814.96 = 2,074.02 : x
  2. Step 2: Convert to fraction form
    3,490.29/4,814.96 = 2,074.02/x
  3. Step 3: Cross multiply
    3,490.29x = 4,814.96 × 2,074.02
  4. Step 4: Simplify right side
    3,490.29x = 9,986,323.34
  5. Step 5: Solve for x
    x = 9,986,323.34/3,490.29
  6. Step 6: Final answer
    x = 2,861.17

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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.