Home / 7,749.44-11,617.66-4,461.40

Finding the Fourth Proportional to 7,749.44, 11,617.66 and 4,461.40

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Solution

The fourth proportional to 7,749.44, 11,617.66 and 4,461.40 is: 6,688.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749.44 : 11,617.66 = 4,461.40 : x
  2. Step 2: Convert to fraction form
    7,749.44/11,617.66 = 4,461.40/x
  3. Step 3: Cross multiply
    7,749.44x = 11,617.66 × 4,461.40
  4. Step 4: Simplify right side
    7,749.44x = 51,831,028.32
  5. Step 5: Solve for x
    x = 51,831,028.32/7,749.44
  6. Step 6: Final answer
    x = 6,688.36

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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.