Home / 3,867.61-5,334-2,607.01

Finding the Fourth Proportional to 3,867.61, 5,334 and 2,607.01

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Solution

The fourth proportional to 3,867.61, 5,334 and 2,607.01 is: 3,595.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867.61 : 5,334 = 2,607.01 : x
  2. Step 2: Convert to fraction form
    3,867.61/5,334 = 2,607.01/x
  3. Step 3: Cross multiply
    3,867.61x = 5,334 × 2,607.01
  4. Step 4: Simplify right side
    3,867.61x = 13,905,778.01
  5. Step 5: Solve for x
    x = 13,905,778.01/3,867.61
  6. Step 6: Final answer
    x = 3,595.45

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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.