Home / 2,983.98-4,127.16-2,360.70

Finding the Fourth Proportional to 2,983.98, 4,127.16 and 2,360.70

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Solution

The fourth proportional to 2,983.98, 4,127.16 and 2,360.70 is: 3,265.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983.98 : 4,127.16 = 2,360.70 : x
  2. Step 2: Convert to fraction form
    2,983.98/4,127.16 = 2,360.70/x
  3. Step 3: Cross multiply
    2,983.98x = 4,127.16 × 2,360.70
  4. Step 4: Simplify right side
    2,983.98x = 9,742,986.61
  5. Step 5: Solve for x
    x = 9,742,986.61/2,983.98
  6. Step 6: Final answer
    x = 3,265.10

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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.