Home / 3,529.34-4,870.65-1,957.43

Finding the Fourth Proportional to 3,529.34, 4,870.65 and 1,957.43

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Solution

The fourth proportional to 3,529.34, 4,870.65 and 1,957.43 is: 2,701.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.34 : 4,870.65 = 1,957.43 : x
  2. Step 2: Convert to fraction form
    3,529.34/4,870.65 = 1,957.43/x
  3. Step 3: Cross multiply
    3,529.34x = 4,870.65 × 1,957.43
  4. Step 4: Simplify right side
    3,529.34x = 9,533,932.08
  5. Step 5: Solve for x
    x = 9,533,932.08/3,529.34
  6. Step 6: Final answer
    x = 2,701.34

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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.