Home / 2,346.43-3,520.81-1,047.55

Finding the Fourth Proportional to 2,346.43, 3,520.81 and 1,047.55

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Solution

The fourth proportional to 2,346.43, 3,520.81 and 1,047.55 is: 1,571.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,346.43 : 3,520.81 = 1,047.55 : x
  2. Step 2: Convert to fraction form
    2,346.43/3,520.81 = 1,047.55/x
  3. Step 3: Cross multiply
    2,346.43x = 3,520.81 × 1,047.55
  4. Step 4: Simplify right side
    2,346.43x = 3,688,204.29
  5. Step 5: Solve for x
    x = 3,688,204.29/2,346.43
  6. Step 6: Final answer
    x = 1,571.84

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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.