Home / 3,415.50-4,713.93-2,017.98

Finding the Fourth Proportional to 3,415.50, 4,713.93 and 2,017.98

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Solution

The fourth proportional to 3,415.50, 4,713.93 and 2,017.98 is: 2,785.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415.50 : 4,713.93 = 2,017.98 : x
  2. Step 2: Convert to fraction form
    3,415.50/4,713.93 = 2,017.98/x
  3. Step 3: Cross multiply
    3,415.50x = 4,713.93 × 2,017.98
  4. Step 4: Simplify right side
    3,415.50x = 9,512,616.46
  5. Step 5: Solve for x
    x = 9,512,616.46/3,415.50
  6. Step 6: Final answer
    x = 2,785.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.