Home / 2,917.64-4,376.46-944.93

Finding the Fourth Proportional to 2,917.64, 4,376.46 and 944.93

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Solution

The fourth proportional to 2,917.64, 4,376.46 and 944.93 is: 1,417.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917.64 : 4,376.46 = 944.93 : x
  2. Step 2: Convert to fraction form
    2,917.64/4,376.46 = 944.93/x
  3. Step 3: Cross multiply
    2,917.64x = 4,376.46 × 944.93
  4. Step 4: Simplify right side
    2,917.64x = 4,135,426.47
  5. Step 5: Solve for x
    x = 4,135,426.47/2,917.64
  6. Step 6: Final answer
    x = 1,417.39

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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.