Home / 3,885.06-5,827.95-1,419.93

Finding the Fourth Proportional to 3,885.06, 5,827.95 and 1,419.93

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Solution

The fourth proportional to 3,885.06, 5,827.95 and 1,419.93 is: 2,130.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885.06 : 5,827.95 = 1,419.93 : x
  2. Step 2: Convert to fraction form
    3,885.06/5,827.95 = 1,419.93/x
  3. Step 3: Cross multiply
    3,885.06x = 5,827.95 × 1,419.93
  4. Step 4: Simplify right side
    3,885.06x = 8,275,281.04
  5. Step 5: Solve for x
    x = 8,275,281.04/3,885.06
  6. Step 6: Final answer
    x = 2,130.02

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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.