Home / 2,190.48-3,023.74-1,492.28

Finding the Fourth Proportional to 2,190.48, 3,023.74 and 1,492.28

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Solution

The fourth proportional to 2,190.48, 3,023.74 and 1,492.28 is: 2,059.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190.48 : 3,023.74 = 1,492.28 : x
  2. Step 2: Convert to fraction form
    2,190.48/3,023.74 = 1,492.28/x
  3. Step 3: Cross multiply
    2,190.48x = 3,023.74 × 1,492.28
  4. Step 4: Simplify right side
    2,190.48x = 4,512,266.73
  5. Step 5: Solve for x
    x = 4,512,266.73/2,190.48
  6. Step 6: Final answer
    x = 2,059.94

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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.