Home / 4,208.40-5,807.57-2,320.00

Finding the Fourth Proportional to 4,208.40, 5,807.57 and 2,320.00

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Solution

The fourth proportional to 4,208.40, 5,807.57 and 2,320.00 is: 3,201.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,208.40 : 5,807.57 = 2,320.00 : x
  2. Step 2: Convert to fraction form
    4,208.40/5,807.57 = 2,320.00/x
  3. Step 3: Cross multiply
    4,208.40x = 5,807.57 × 2,320.00
  4. Step 4: Simplify right side
    4,208.40x = 13,473,536.28
  5. Step 5: Solve for x
    x = 13,473,536.28/4,208.40
  6. Step 6: Final answer
    x = 3,201.58

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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.