Home / 6,455.96-8,908.04-4,334.57

Finding the Fourth Proportional to 6,455.96, 8,908.04 and 4,334.57

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Solution

The fourth proportional to 6,455.96, 8,908.04 and 4,334.57 is: 5,980.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,455.96 : 8,908.04 = 4,334.57 : x
  2. Step 2: Convert to fraction form
    6,455.96/8,908.04 = 4,334.57/x
  3. Step 3: Cross multiply
    6,455.96x = 8,908.04 × 4,334.57
  4. Step 4: Simplify right side
    6,455.96x = 38,612,522.94
  5. Step 5: Solve for x
    x = 38,612,522.94/6,455.96
  6. Step 6: Final answer
    x = 5,980.91

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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.