Home / 5,038.74-6,955.41-3,783.42

Finding the Fourth Proportional to 5,038.74, 6,955.41 and 3,783.42

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Solution

The fourth proportional to 5,038.74, 6,955.41 and 3,783.42 is: 5,222.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.74 : 6,955.41 = 3,783.42 : x
  2. Step 2: Convert to fraction form
    5,038.74/6,955.41 = 3,783.42/x
  3. Step 3: Cross multiply
    5,038.74x = 6,955.41 × 3,783.42
  4. Step 4: Simplify right side
    5,038.74x = 26,315,237.30
  5. Step 5: Solve for x
    x = 26,315,237.30/5,038.74
  6. Step 6: Final answer
    x = 5,222.58

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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.