Home / 3,184.95-4,777.42-2,089.06

Finding the Fourth Proportional to 3,184.95, 4,777.42 and 2,089.06

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Solution

The fourth proportional to 3,184.95, 4,777.42 and 2,089.06 is: 3,133.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184.95 : 4,777.42 = 2,089.06 : x
  2. Step 2: Convert to fraction form
    3,184.95/4,777.42 = 2,089.06/x
  3. Step 3: Cross multiply
    3,184.95x = 4,777.42 × 2,089.06
  4. Step 4: Simplify right side
    3,184.95x = 9,980,307.69
  5. Step 5: Solve for x
    x = 9,980,307.69/3,184.95
  6. Step 6: Final answer
    x = 3,133.58

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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.