Home / 5,038.74-6,953.49-2,943.90

Finding the Fourth Proportional to 5,038.74, 6,953.49 and 2,943.90

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Solution

The fourth proportional to 5,038.74, 6,953.49 and 2,943.90 is: 4,062.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.74 : 6,953.49 = 2,943.90 : x
  2. Step 2: Convert to fraction form
    5,038.74/6,953.49 = 2,943.90/x
  3. Step 3: Cross multiply
    5,038.74x = 6,953.49 × 2,943.90
  4. Step 4: Simplify right side
    5,038.74x = 20,470,379.21
  5. Step 5: Solve for x
    x = 20,470,379.21/5,038.74
  6. Step 6: Final answer
    x = 4,062.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.