Home / 3,298.30-4,946.67-957.69

Finding the Fourth Proportional to 3,298.30, 4,946.67 and 957.69

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Solution

The fourth proportional to 3,298.30, 4,946.67 and 957.69 is: 1,436.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.30 : 4,946.67 = 957.69 : x
  2. Step 2: Convert to fraction form
    3,298.30/4,946.67 = 957.69/x
  3. Step 3: Cross multiply
    3,298.30x = 4,946.67 × 957.69
  4. Step 4: Simplify right side
    3,298.30x = 4,737,376.39
  5. Step 5: Solve for x
    x = 4,737,376.39/3,298.30
  6. Step 6: Final answer
    x = 1,436.31

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1.5x scale

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.