Home / 4,206.95-6,309.70-1,395.44

Finding the Fourth Proportional to 4,206.95, 6,309.70 and 1,395.44

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Solution

The fourth proportional to 4,206.95, 6,309.70 and 1,395.44 is: 2,092.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,206.95 : 6,309.70 = 1,395.44 : x
  2. Step 2: Convert to fraction form
    4,206.95/6,309.70 = 1,395.44/x
  3. Step 3: Cross multiply
    4,206.95x = 6,309.70 × 1,395.44
  4. Step 4: Simplify right side
    4,206.95x = 8,804,807.77
  5. Step 5: Solve for x
    x = 8,804,807.77/4,206.95
  6. Step 6: Final answer
    x = 2,092.92

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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.