Home / 5,248.94-7,250.46-3,920.34

Finding the Fourth Proportional to 5,248.94, 7,250.46 and 3,920.34

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Solution

The fourth proportional to 5,248.94, 7,250.46 and 3,920.34 is: 5,415.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,248.94 : 7,250.46 = 3,920.34 : x
  2. Step 2: Convert to fraction form
    5,248.94/7,250.46 = 3,920.34/x
  3. Step 3: Cross multiply
    5,248.94x = 7,250.46 × 3,920.34
  4. Step 4: Simplify right side
    5,248.94x = 28,424,268.36
  5. Step 5: Solve for x
    x = 28,424,268.36/5,248.94
  6. Step 6: Final answer
    x = 5,415.24

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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.