Home / 2,885.46-4,325.47-1,403.75

Finding the Fourth Proportional to 2,885.46, 4,325.47 and 1,403.75

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Solution

The fourth proportional to 2,885.46, 4,325.47 and 1,403.75 is: 2,104.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885.46 : 4,325.47 = 1,403.75 : x
  2. Step 2: Convert to fraction form
    2,885.46/4,325.47 = 1,403.75/x
  3. Step 3: Cross multiply
    2,885.46x = 4,325.47 × 1,403.75
  4. Step 4: Simplify right side
    2,885.46x = 6,071,853.38
  5. Step 5: Solve for x
    x = 6,071,853.38/2,885.46
  6. Step 6: Final answer
    x = 2,104.29

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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.