Home / 2,954.26-4,431.80-1,006.21

Finding the Fourth Proportional to 2,954.26, 4,431.80 and 1,006.21

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Solution

The fourth proportional to 2,954.26, 4,431.80 and 1,006.21 is: 1,509.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.26 : 4,431.80 = 1,006.21 : x
  2. Step 2: Convert to fraction form
    2,954.26/4,431.80 = 1,006.21/x
  3. Step 3: Cross multiply
    2,954.26x = 4,431.80 × 1,006.21
  4. Step 4: Simplify right side
    2,954.26x = 4,459,316.45
  5. Step 5: Solve for x
    x = 4,459,316.45/2,954.26
  6. Step 6: Final answer
    x = 1,509.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.