Home / 6,443.16-9,666-2,060.28

Finding the Fourth Proportional to 6,443.16, 9,666 and 2,060.28

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Solution

The fourth proportional to 6,443.16, 9,666 and 2,060.28 is: 3,090.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,443.16 : 9,666 = 2,060.28 : x
  2. Step 2: Convert to fraction form
    6,443.16/9,666 = 2,060.28/x
  3. Step 3: Cross multiply
    6,443.16x = 9,666 × 2,060.28
  4. Step 4: Simplify right side
    6,443.16x = 19,914,666.48
  5. Step 5: Solve for x
    x = 19,914,666.48/6,443.16
  6. Step 6: Final answer
    x = 3,090.82

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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.