Home / 3,529.85-4,870.67-1,957.95

Finding the Fourth Proportional to 3,529.85, 4,870.67 and 1,957.95

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Solution

The fourth proportional to 3,529.85, 4,870.67 and 1,957.95 is: 2,701.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.85 : 4,870.67 = 1,957.95 : x
  2. Step 2: Convert to fraction form
    3,529.85/4,870.67 = 1,957.95/x
  3. Step 3: Cross multiply
    3,529.85x = 4,870.67 × 1,957.95
  4. Step 4: Simplify right side
    3,529.85x = 9,536,518.54
  5. Step 5: Solve for x
    x = 9,536,518.54/3,529.85
  6. Step 6: Final answer
    x = 2,701.68

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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.