Home / 5,055.74-7,621.47-4,717.06

Finding the Fourth Proportional to 5,055.74, 7,621.47 and 4,717.06

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Solution

The fourth proportional to 5,055.74, 7,621.47 and 4,717.06 is: 7,110.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.74 : 7,621.47 = 4,717.06 : x
  2. Step 2: Convert to fraction form
    5,055.74/7,621.47 = 4,717.06/x
  3. Step 3: Cross multiply
    5,055.74x = 7,621.47 × 4,717.06
  4. Step 4: Simplify right side
    5,055.74x = 35,950,912.22
  5. Step 5: Solve for x
    x = 35,950,912.22/5,055.74
  6. Step 6: Final answer
    x = 7,110.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.