Home / 7,026.78-10,532.64-3,509.85

Finding the Fourth Proportional to 7,026.78, 10,532.64 and 3,509.85

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Solution

The fourth proportional to 7,026.78, 10,532.64 and 3,509.85 is: 5,261.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,026.78 : 10,532.64 = 3,509.85 : x
  2. Step 2: Convert to fraction form
    7,026.78/10,532.64 = 3,509.85/x
  3. Step 3: Cross multiply
    7,026.78x = 10,532.64 × 3,509.85
  4. Step 4: Simplify right side
    7,026.78x = 36,967,986.50
  5. Step 5: Solve for x
    x = 36,967,986.50/7,026.78
  6. Step 6: Final answer
    x = 5,261.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.