Home / 3,008.56-4,151.98-1,813.93

Finding the Fourth Proportional to 3,008.56, 4,151.98 and 1,813.93

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Solution

The fourth proportional to 3,008.56, 4,151.98 and 1,813.93 is: 2,503.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,008.56 : 4,151.98 = 1,813.93 : x
  2. Step 2: Convert to fraction form
    3,008.56/4,151.98 = 1,813.93/x
  3. Step 3: Cross multiply
    3,008.56x = 4,151.98 × 1,813.93
  4. Step 4: Simplify right side
    3,008.56x = 7,531,392.01
  5. Step 5: Solve for x
    x = 7,531,392.01/3,008.56
  6. Step 6: Final answer
    x = 2,503.32

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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.