Home / 1,946.68-2,922.06-1,655.92

Finding the Fourth Proportional to 1,946.68, 2,922.06 and 1,655.92

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Solution

The fourth proportional to 1,946.68, 2,922.06 and 1,655.92 is: 2,485.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,946.68 : 2,922.06 = 1,655.92 : x
  2. Step 2: Convert to fraction form
    1,946.68/2,922.06 = 1,655.92/x
  3. Step 3: Cross multiply
    1,946.68x = 2,922.06 × 1,655.92
  4. Step 4: Simplify right side
    1,946.68x = 4,838,697.60
  5. Step 5: Solve for x
    x = 4,838,697.60/1,946.68
  6. Step 6: Final answer
    x = 2,485.62

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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.