Home / 2,937.54-4,052.99-1,678.14

Finding the Fourth Proportional to 2,937.54, 4,052.99 and 1,678.14

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Solution

The fourth proportional to 2,937.54, 4,052.99 and 1,678.14 is: 2,315.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,937.54 : 4,052.99 = 1,678.14 : x
  2. Step 2: Convert to fraction form
    2,937.54/4,052.99 = 1,678.14/x
  3. Step 3: Cross multiply
    2,937.54x = 4,052.99 × 1,678.14
  4. Step 4: Simplify right side
    2,937.54x = 6,801,491.45
  5. Step 5: Solve for x
    x = 6,801,491.45/2,937.54
  6. Step 6: Final answer
    x = 2,315.37

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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.