Home / 2,395.26-3,302.64-2,220.30

Finding the Fourth Proportional to 2,395.26, 3,302.64 and 2,220.30

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Solution

The fourth proportional to 2,395.26, 3,302.64 and 2,220.30 is: 3,061.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,395.26 : 3,302.64 = 2,220.30 : x
  2. Step 2: Convert to fraction form
    2,395.26/3,302.64 = 2,220.30/x
  3. Step 3: Cross multiply
    2,395.26x = 3,302.64 × 2,220.30
  4. Step 4: Simplify right side
    2,395.26x = 7,332,851.59
  5. Step 5: Solve for x
    x = 7,332,851.59/2,395.26
  6. Step 6: Final answer
    x = 3,061.40

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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.