Home / 4,242.51-5,855.36-2,564.01

Finding the Fourth Proportional to 4,242.51, 5,855.36 and 2,564.01

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Solution

The fourth proportional to 4,242.51, 5,855.36 and 2,564.01 is: 3,538.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.51 : 5,855.36 = 2,564.01 : x
  2. Step 2: Convert to fraction form
    4,242.51/5,855.36 = 2,564.01/x
  3. Step 3: Cross multiply
    4,242.51x = 5,855.36 × 2,564.01
  4. Step 4: Simplify right side
    4,242.51x = 15,013,188.77
  5. Step 5: Solve for x
    x = 15,013,188.77/4,242.51
  6. Step 6: Final answer
    x = 3,538.75

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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.