Home / 4,242.12-6,360.63-1,901.70

Finding the Fourth Proportional to 4,242.12, 6,360.63 and 1,901.70

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Solution

The fourth proportional to 4,242.12, 6,360.63 and 1,901.70 is: 2,851.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,242.12 : 6,360.63 = 1,901.70 : x
  2. Step 2: Convert to fraction form
    4,242.12/6,360.63 = 1,901.70/x
  3. Step 3: Cross multiply
    4,242.12x = 6,360.63 × 1,901.70
  4. Step 4: Simplify right side
    4,242.12x = 12,096,020.83
  5. Step 5: Solve for x
    x = 12,096,020.83/4,242.12
  6. Step 6: Final answer
    x = 2,851.41

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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.