Home / 7,288.56-10,053.72-5,193.36

Finding the Fourth Proportional to 7,288.56, 10,053.72 and 5,193.36

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Solution

The fourth proportional to 7,288.56, 10,053.72 and 5,193.36 is: 7,163.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.56 : 10,053.72 = 5,193.36 : x
  2. Step 2: Convert to fraction form
    7,288.56/10,053.72 = 5,193.36/x
  3. Step 3: Cross multiply
    7,288.56x = 10,053.72 × 5,193.36
  4. Step 4: Simplify right side
    7,288.56x = 52,212,587.30
  5. Step 5: Solve for x
    x = 52,212,587.30/7,288.56
  6. Step 6: Final answer
    x = 7,163.64

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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.