Home / 4,114.12-6,171.48-1,303.60

Finding the Fourth Proportional to 4,114.12, 6,171.48 and 1,303.60

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Solution

The fourth proportional to 4,114.12, 6,171.48 and 1,303.60 is: 1,955.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,114.12 : 6,171.48 = 1,303.60 : x
  2. Step 2: Convert to fraction form
    4,114.12/6,171.48 = 1,303.60/x
  3. Step 3: Cross multiply
    4,114.12x = 6,171.48 × 1,303.60
  4. Step 4: Simplify right side
    4,114.12x = 8,045,141.33
  5. Step 5: Solve for x
    x = 8,045,141.33/4,114.12
  6. Step 6: Final answer
    x = 1,955.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.