Home / 4,328.72-6,525.74-4,192.64

Finding the Fourth Proportional to 4,328.72, 6,525.74 and 4,192.64

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Solution

The fourth proportional to 4,328.72, 6,525.74 and 4,192.64 is: 6,320.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,328.72 : 6,525.74 = 4,192.64 : x
  2. Step 2: Convert to fraction form
    4,328.72/6,525.74 = 4,192.64/x
  3. Step 3: Cross multiply
    4,328.72x = 6,525.74 × 4,192.64
  4. Step 4: Simplify right side
    4,328.72x = 27,360,078.55
  5. Step 5: Solve for x
    x = 27,360,078.55/4,328.72
  6. Step 6: Final answer
    x = 6,320.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.