Home / 4,701.95-7,047.45-3,778.55

Finding the Fourth Proportional to 4,701.95, 7,047.45 and 3,778.55

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Solution

The fourth proportional to 4,701.95, 7,047.45 and 3,778.55 is: 5,663.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,701.95 : 7,047.45 = 3,778.55 : x
  2. Step 2: Convert to fraction form
    4,701.95/7,047.45 = 3,778.55/x
  3. Step 3: Cross multiply
    4,701.95x = 7,047.45 × 3,778.55
  4. Step 4: Simplify right side
    4,701.95x = 26,629,106.96
  5. Step 5: Solve for x
    x = 26,629,106.96/4,701.95
  6. Step 6: Final answer
    x = 5,663.42

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1.5x scale

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.