Home / 4,551.10-6,279.06-3,214.60

Finding the Fourth Proportional to 4,551.10, 6,279.06 and 3,214.60

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Solution

The fourth proportional to 4,551.10, 6,279.06 and 3,214.60 is: 4,435.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,551.10 : 6,279.06 = 3,214.60 : x
  2. Step 2: Convert to fraction form
    4,551.10/6,279.06 = 3,214.60/x
  3. Step 3: Cross multiply
    4,551.10x = 6,279.06 × 3,214.60
  4. Step 4: Simplify right side
    4,551.10x = 20,184,666.28
  5. Step 5: Solve for x
    x = 20,184,666.28/4,551.10
  6. Step 6: Final answer
    x = 4,435.12

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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.