Home / 3,848.25-5,312.75-2,950.29

Finding the Fourth Proportional to 3,848.25, 5,312.75 and 2,950.29

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Solution

The fourth proportional to 3,848.25, 5,312.75 and 2,950.29 is: 4,073.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848.25 : 5,312.75 = 2,950.29 : x
  2. Step 2: Convert to fraction form
    3,848.25/5,312.75 = 2,950.29/x
  3. Step 3: Cross multiply
    3,848.25x = 5,312.75 × 2,950.29
  4. Step 4: Simplify right side
    3,848.25x = 15,674,138.45
  5. Step 5: Solve for x
    x = 15,674,138.45/3,848.25
  6. Step 6: Final answer
    x = 4,073.06

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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.