Home / 3,405.40-4,696.18-2,060.74

Finding the Fourth Proportional to 3,405.40, 4,696.18 and 2,060.74

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Solution

The fourth proportional to 3,405.40, 4,696.18 and 2,060.74 is: 2,841.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405.40 : 4,696.18 = 2,060.74 : x
  2. Step 2: Convert to fraction form
    3,405.40/4,696.18 = 2,060.74/x
  3. Step 3: Cross multiply
    3,405.40x = 4,696.18 × 2,060.74
  4. Step 4: Simplify right side
    3,405.40x = 9,677,605.97
  5. Step 5: Solve for x
    x = 9,677,605.97/3,405.40
  6. Step 6: Final answer
    x = 2,841.84

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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.