Home / 5,290.24-7,300.64-2,932.64

Finding the Fourth Proportional to 5,290.24, 7,300.64 and 2,932.64

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Solution

The fourth proportional to 5,290.24, 7,300.64 and 2,932.64 is: 4,047.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290.24 : 7,300.64 = 2,932.64 : x
  2. Step 2: Convert to fraction form
    5,290.24/7,300.64 = 2,932.64/x
  3. Step 3: Cross multiply
    5,290.24x = 7,300.64 × 2,932.64
  4. Step 4: Simplify right side
    5,290.24x = 21,410,148.89
  5. Step 5: Solve for x
    x = 21,410,148.89/5,290.24
  6. Step 6: Final answer
    x = 4,047.10

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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.