Home / 2,934.10-4,048.40-1,738.50

Finding the Fourth Proportional to 2,934.10, 4,048.40 and 1,738.50

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Solution

The fourth proportional to 2,934.10, 4,048.40 and 1,738.50 is: 2,398.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934.10 : 4,048.40 = 1,738.50 : x
  2. Step 2: Convert to fraction form
    2,934.10/4,048.40 = 1,738.50/x
  3. Step 3: Cross multiply
    2,934.10x = 4,048.40 × 1,738.50
  4. Step 4: Simplify right side
    2,934.10x = 7,038,143.40
  5. Step 5: Solve for x
    x = 7,038,143.40/2,934.10
  6. Step 6: Final answer
    x = 2,398.74

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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.