Home / 2,302.26-3,436.70-2,130.96

Finding the Fourth Proportional to 2,302.26, 3,436.70 and 2,130.96

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Solution

The fourth proportional to 2,302.26, 3,436.70 and 2,130.96 is: 3,180.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302.26 : 3,436.70 = 2,130.96 : x
  2. Step 2: Convert to fraction form
    2,302.26/3,436.70 = 2,130.96/x
  3. Step 3: Cross multiply
    2,302.26x = 3,436.70 × 2,130.96
  4. Step 4: Simplify right side
    2,302.26x = 7,323,459.58
  5. Step 5: Solve for x
    x = 7,323,459.58/2,302.26
  6. Step 6: Final answer
    x = 3,180.99

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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.