Home / 7,940.48-10,957.21-4,355.37

Finding the Fourth Proportional to 7,940.48, 10,957.21 and 4,355.37

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Solution

The fourth proportional to 7,940.48, 10,957.21 and 4,355.37 is: 6,010.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,940.48 : 10,957.21 = 4,355.37 : x
  2. Step 2: Convert to fraction form
    7,940.48/10,957.21 = 4,355.37/x
  3. Step 3: Cross multiply
    7,940.48x = 10,957.21 × 4,355.37
  4. Step 4: Simplify right side
    7,940.48x = 47,722,692.83
  5. Step 5: Solve for x
    x = 47,722,692.83/7,940.48
  6. Step 6: Final answer
    x = 6,010.06

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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.