Home / 2,668.04-3,681.06-1,724.35

Finding the Fourth Proportional to 2,668.04, 3,681.06 and 1,724.35

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Solution

The fourth proportional to 2,668.04, 3,681.06 and 1,724.35 is: 2,379.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668.04 : 3,681.06 = 1,724.35 : x
  2. Step 2: Convert to fraction form
    2,668.04/3,681.06 = 1,724.35/x
  3. Step 3: Cross multiply
    2,668.04x = 3,681.06 × 1,724.35
  4. Step 4: Simplify right side
    2,668.04x = 6,347,435.81
  5. Step 5: Solve for x
    x = 6,347,435.81/2,668.04
  6. Step 6: Final answer
    x = 2,379.06

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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.