Home / 3,050.15-4,574.75-969.89

Finding the Fourth Proportional to 3,050.15, 4,574.75 and 969.89

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Solution

The fourth proportional to 3,050.15, 4,574.75 and 969.89 is: 1,454.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.15 : 4,574.75 = 969.89 : x
  2. Step 2: Convert to fraction form
    3,050.15/4,574.75 = 969.89/x
  3. Step 3: Cross multiply
    3,050.15x = 4,574.75 × 969.89
  4. Step 4: Simplify right side
    3,050.15x = 4,436,976.55
  5. Step 5: Solve for x
    x = 4,436,976.55/3,050.15
  6. Step 6: Final answer
    x = 1,454.68

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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.