Home / 6,900.32-9,522.36-3,916.24

Finding the Fourth Proportional to 6,900.32, 9,522.36 and 3,916.24

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Solution

The fourth proportional to 6,900.32, 9,522.36 and 3,916.24 is: 5,404.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,900.32 : 9,522.36 = 3,916.24 : x
  2. Step 2: Convert to fraction form
    6,900.32/9,522.36 = 3,916.24/x
  3. Step 3: Cross multiply
    6,900.32x = 9,522.36 × 3,916.24
  4. Step 4: Simplify right side
    6,900.32x = 37,291,847.13
  5. Step 5: Solve for x
    x = 37,291,847.13/6,900.32
  6. Step 6: Final answer
    x = 5,404.36

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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.