Home / 4,864.00-6,712.47-2,976.40

Finding the Fourth Proportional to 4,864.00, 6,712.47 and 2,976.40

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Solution

The fourth proportional to 4,864.00, 6,712.47 and 2,976.40 is: 4,107.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,864.00 : 6,712.47 = 2,976.40 : x
  2. Step 2: Convert to fraction form
    4,864.00/6,712.47 = 2,976.40/x
  3. Step 3: Cross multiply
    4,864.00x = 6,712.47 × 2,976.40
  4. Step 4: Simplify right side
    4,864.00x = 19,978,966.34
  5. Step 5: Solve for x
    x = 19,978,966.34/4,864.00
  6. Step 6: Final answer
    x = 4,107.52

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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.