Home / 3,312.90-4,943.70-2,944.74

Finding the Fourth Proportional to 3,312.90, 4,943.70 and 2,944.74

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Solution

The fourth proportional to 3,312.90, 4,943.70 and 2,944.74 is: 4,394.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.90 : 4,943.70 = 2,944.74 : x
  2. Step 2: Convert to fraction form
    3,312.90/4,943.70 = 2,944.74/x
  3. Step 3: Cross multiply
    3,312.90x = 4,943.70 × 2,944.74
  4. Step 4: Simplify right side
    3,312.90x = 14,557,911.14
  5. Step 5: Solve for x
    x = 14,557,911.14/3,312.90
  6. Step 6: Final answer
    x = 4,394.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.