Home / 4,970.36-7,445.82-3,810.44

Finding the Fourth Proportional to 4,970.36, 7,445.82 and 3,810.44

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Solution

The fourth proportional to 4,970.36, 7,445.82 and 3,810.44 is: 5,708.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.36 : 7,445.82 = 3,810.44 : x
  2. Step 2: Convert to fraction form
    4,970.36/7,445.82 = 3,810.44/x
  3. Step 3: Cross multiply
    4,970.36x = 7,445.82 × 3,810.44
  4. Step 4: Simplify right side
    4,970.36x = 28,371,850.36
  5. Step 5: Solve for x
    x = 28,371,850.36/4,970.36
  6. Step 6: Final answer
    x = 5,708.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.