Home / 3,554.06-4,904.63-1,960.77

Finding the Fourth Proportional to 3,554.06, 4,904.63 and 1,960.77

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Solution

The fourth proportional to 3,554.06, 4,904.63 and 1,960.77 is: 2,705.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.06 : 4,904.63 = 1,960.77 : x
  2. Step 2: Convert to fraction form
    3,554.06/4,904.63 = 1,960.77/x
  3. Step 3: Cross multiply
    3,554.06x = 4,904.63 × 1,960.77
  4. Step 4: Simplify right side
    3,554.06x = 9,616,820.41
  5. Step 5: Solve for x
    x = 9,616,820.41/3,554.06
  6. Step 6: Final answer
    x = 2,705.87

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1.5x scale

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.