Home / 3,015.79-4,522.95-1,259.84

Finding the Fourth Proportional to 3,015.79, 4,522.95 and 1,259.84

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Solution

The fourth proportional to 3,015.79, 4,522.95 and 1,259.84 is: 1,889.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.79 : 4,522.95 = 1,259.84 : x
  2. Step 2: Convert to fraction form
    3,015.79/4,522.95 = 1,259.84/x
  3. Step 3: Cross multiply
    3,015.79x = 4,522.95 × 1,259.84
  4. Step 4: Simplify right side
    3,015.79x = 5,698,193.33
  5. Step 5: Solve for x
    x = 5,698,193.33/3,015.79
  6. Step 6: Final answer
    x = 1,889.46

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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.