Home / 1,523.68-2,283.09-945.34

Finding the Fourth Proportional to 1,523.68, 2,283.09 and 945.34

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Solution

The fourth proportional to 1,523.68, 2,283.09 and 945.34 is: 1,416.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,523.68 : 2,283.09 = 945.34 : x
  2. Step 2: Convert to fraction form
    1,523.68/2,283.09 = 945.34/x
  3. Step 3: Cross multiply
    1,523.68x = 2,283.09 × 945.34
  4. Step 4: Simplify right side
    1,523.68x = 2,158,296.30
  5. Step 5: Solve for x
    x = 2,158,296.30/1,523.68
  6. Step 6: Final answer
    x = 1,416.50

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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.