Home / 2,975.78-4,462.34-1,588.86

Finding the Fourth Proportional to 2,975.78, 4,462.34 and 1,588.86

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Solution

The fourth proportional to 2,975.78, 4,462.34 and 1,588.86 is: 2,382.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,975.78 : 4,462.34 = 1,588.86 : x
  2. Step 2: Convert to fraction form
    2,975.78/4,462.34 = 1,588.86/x
  3. Step 3: Cross multiply
    2,975.78x = 4,462.34 × 1,588.86
  4. Step 4: Simplify right side
    2,975.78x = 7,090,033.53
  5. Step 5: Solve for x
    x = 7,090,033.53/2,975.78
  6. Step 6: Final answer
    x = 2,382.58

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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.