Home / 4,018.64-6,028.77-1,421.51

Finding the Fourth Proportional to 4,018.64, 6,028.77 and 1,421.51

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Solution

The fourth proportional to 4,018.64, 6,028.77 and 1,421.51 is: 2,132.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018.64 : 6,028.77 = 1,421.51 : x
  2. Step 2: Convert to fraction form
    4,018.64/6,028.77 = 1,421.51/x
  3. Step 3: Cross multiply
    4,018.64x = 6,028.77 × 1,421.51
  4. Step 4: Simplify right side
    4,018.64x = 8,569,956.84
  5. Step 5: Solve for x
    x = 8,569,956.84/4,018.64
  6. Step 6: Final answer
    x = 2,132.55

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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.