Home / 5,077.98-7,571.36-4,644.06

Finding the Fourth Proportional to 5,077.98, 7,571.36 and 4,644.06

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Solution

The fourth proportional to 5,077.98, 7,571.36 and 4,644.06 is: 6,924.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.98 : 7,571.36 = 4,644.06 : x
  2. Step 2: Convert to fraction form
    5,077.98/7,571.36 = 4,644.06/x
  3. Step 3: Cross multiply
    5,077.98x = 7,571.36 × 4,644.06
  4. Step 4: Simplify right side
    5,077.98x = 35,161,826.90
  5. Step 5: Solve for x
    x = 35,161,826.90/5,077.98
  6. Step 6: Final answer
    x = 6,924.37

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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.