Home / 1,571.26-2,343.17-1,485.04

Finding the Fourth Proportional to 1,571.26, 2,343.17 and 1,485.04

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Solution

The fourth proportional to 1,571.26, 2,343.17 and 1,485.04 is: 2,214.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571.26 : 2,343.17 = 1,485.04 : x
  2. Step 2: Convert to fraction form
    1,571.26/2,343.17 = 1,485.04/x
  3. Step 3: Cross multiply
    1,571.26x = 2,343.17 × 1,485.04
  4. Step 4: Simplify right side
    1,571.26x = 3,479,701.18
  5. Step 5: Solve for x
    x = 3,479,701.18/1,571.26
  6. Step 6: Final answer
    x = 2,214.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.