Home / 3,914.95-5,874.72-1,575.46

Finding the Fourth Proportional to 3,914.95, 5,874.72 and 1,575.46

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Solution

The fourth proportional to 3,914.95, 5,874.72 and 1,575.46 is: 2,364.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914.95 : 5,874.72 = 1,575.46 : x
  2. Step 2: Convert to fraction form
    3,914.95/5,874.72 = 1,575.46/x
  3. Step 3: Cross multiply
    3,914.95x = 5,874.72 × 1,575.46
  4. Step 4: Simplify right side
    3,914.95x = 9,255,386.37
  5. Step 5: Solve for x
    x = 9,255,386.37/3,914.95
  6. Step 6: Final answer
    x = 2,364.11

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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.