Home / 5,117.36-7,062.05-2,993.07

Finding the Fourth Proportional to 5,117.36, 7,062.05 and 2,993.07

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Solution

The fourth proportional to 5,117.36, 7,062.05 and 2,993.07 is: 4,130.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,117.36 : 7,062.05 = 2,993.07 : x
  2. Step 2: Convert to fraction form
    5,117.36/7,062.05 = 2,993.07/x
  3. Step 3: Cross multiply
    5,117.36x = 7,062.05 × 2,993.07
  4. Step 4: Simplify right side
    5,117.36x = 21,137,195.03
  5. Step 5: Solve for x
    x = 21,137,195.03/5,117.36
  6. Step 6: Final answer
    x = 4,130.49

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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.