Home / 2,373.16-3,274.26-1,378.48

Finding the Fourth Proportional to 2,373.16, 3,274.26 and 1,378.48

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Solution

The fourth proportional to 2,373.16, 3,274.26 and 1,378.48 is: 1,901.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,373.16 : 3,274.26 = 1,378.48 : x
  2. Step 2: Convert to fraction form
    2,373.16/3,274.26 = 1,378.48/x
  3. Step 3: Cross multiply
    2,373.16x = 3,274.26 × 1,378.48
  4. Step 4: Simplify right side
    2,373.16x = 4,513,501.92
  5. Step 5: Solve for x
    x = 4,513,501.92/2,373.16
  6. Step 6: Final answer
    x = 1,901.90

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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.