Home / 1,845.34-2,764.23-1,478.14

Finding the Fourth Proportional to 1,845.34, 2,764.23 and 1,478.14

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Solution

The fourth proportional to 1,845.34, 2,764.23 and 1,478.14 is: 2,214.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.34 : 2,764.23 = 1,478.14 : x
  2. Step 2: Convert to fraction form
    1,845.34/2,764.23 = 1,478.14/x
  3. Step 3: Cross multiply
    1,845.34x = 2,764.23 × 1,478.14
  4. Step 4: Simplify right side
    1,845.34x = 4,085,918.93
  5. Step 5: Solve for x
    x = 4,085,918.93/1,845.34
  6. Step 6: Final answer
    x = 2,214.18

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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.