Home / 2,974.65-4,457.52-2,386.59

Finding the Fourth Proportional to 2,974.65, 4,457.52 and 2,386.59

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Solution

The fourth proportional to 2,974.65, 4,457.52 and 2,386.59 is: 3,576.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974.65 : 4,457.52 = 2,386.59 : x
  2. Step 2: Convert to fraction form
    2,974.65/4,457.52 = 2,386.59/x
  3. Step 3: Cross multiply
    2,974.65x = 4,457.52 × 2,386.59
  4. Step 4: Simplify right side
    2,974.65x = 10,638,272.66
  5. Step 5: Solve for x
    x = 10,638,272.66/2,974.65
  6. Step 6: Final answer
    x = 3,576.31

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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.