Home / 6,455.04-8,911.74-4,960.02

Finding the Fourth Proportional to 6,455.04, 8,911.74 and 4,960.02

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Solution

The fourth proportional to 6,455.04, 8,911.74 and 4,960.02 is: 6,847.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,455.04 : 8,911.74 = 4,960.02 : x
  2. Step 2: Convert to fraction form
    6,455.04/8,911.74 = 4,960.02/x
  3. Step 3: Cross multiply
    6,455.04x = 8,911.74 × 4,960.02
  4. Step 4: Simplify right side
    6,455.04x = 44,202,408.63
  5. Step 5: Solve for x
    x = 44,202,408.63/6,455.04
  6. Step 6: Final answer
    x = 6,847.74

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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.