Home / 5,054.81-6,975.63-2,930.75

Finding the Fourth Proportional to 5,054.81, 6,975.63 and 2,930.75

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Solution

The fourth proportional to 5,054.81, 6,975.63 and 2,930.75 is: 4,044.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,054.81 : 6,975.63 = 2,930.75 : x
  2. Step 2: Convert to fraction form
    5,054.81/6,975.63 = 2,930.75/x
  3. Step 3: Cross multiply
    5,054.81x = 6,975.63 × 2,930.75
  4. Step 4: Simplify right side
    5,054.81x = 20,443,792.74
  5. Step 5: Solve for x
    x = 20,443,792.74/5,054.81
  6. Step 6: Final answer
    x = 4,044.43

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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.