Home / 4,580.66-6,869.64-1,948.16

Finding the Fourth Proportional to 4,580.66, 6,869.64 and 1,948.16

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Solution

The fourth proportional to 4,580.66, 6,869.64 and 1,948.16 is: 2,921.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,580.66 : 6,869.64 = 1,948.16 : x
  2. Step 2: Convert to fraction form
    4,580.66/6,869.64 = 1,948.16/x
  3. Step 3: Cross multiply
    4,580.66x = 6,869.64 × 1,948.16
  4. Step 4: Simplify right side
    4,580.66x = 13,383,157.86
  5. Step 5: Solve for x
    x = 13,383,157.86/4,580.66
  6. Step 6: Final answer
    x = 2,921.67

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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.