Home / 2,296.40-3,451.80-2,123.60

Finding the Fourth Proportional to 2,296.40, 3,451.80 and 2,123.60

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Solution

The fourth proportional to 2,296.40, 3,451.80 and 2,123.60 is: 3,192.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,296.40 : 3,451.80 = 2,123.60 : x
  2. Step 2: Convert to fraction form
    2,296.40/3,451.80 = 2,123.60/x
  3. Step 3: Cross multiply
    2,296.40x = 3,451.80 × 2,123.60
  4. Step 4: Simplify right side
    2,296.40x = 7,330,242.48
  5. Step 5: Solve for x
    x = 7,330,242.48/2,296.40
  6. Step 6: Final answer
    x = 3,192.06

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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.