Home / 1,882.65-2,598.62-1,219.55

Finding the Fourth Proportional to 1,882.65, 2,598.62 and 1,219.55

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Solution

The fourth proportional to 1,882.65, 2,598.62 and 1,219.55 is: 1,683.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882.65 : 2,598.62 = 1,219.55 : x
  2. Step 2: Convert to fraction form
    1,882.65/2,598.62 = 1,219.55/x
  3. Step 3: Cross multiply
    1,882.65x = 2,598.62 × 1,219.55
  4. Step 4: Simplify right side
    1,882.65x = 3,169,127.93
  5. Step 5: Solve for x
    x = 3,169,127.93/1,882.65
  6. Step 6: Final answer
    x = 1,683.33

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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.