Home / 5,357.19-7,392.92-2,999.33

Finding the Fourth Proportional to 5,357.19, 7,392.92 and 2,999.33

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Solution

The fourth proportional to 5,357.19, 7,392.92 and 2,999.33 is: 4,139.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,357.19 : 7,392.92 = 2,999.33 : x
  2. Step 2: Convert to fraction form
    5,357.19/7,392.92 = 2,999.33/x
  3. Step 3: Cross multiply
    5,357.19x = 7,392.92 × 2,999.33
  4. Step 4: Simplify right side
    5,357.19x = 22,173,832.72
  5. Step 5: Solve for x
    x = 22,173,832.72/5,357.19
  6. Step 6: Final answer
    x = 4,139.08

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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.