Home / 4,772.93-7,158.38-1,485.95

Finding the Fourth Proportional to 4,772.93, 7,158.38 and 1,485.95

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Solution

The fourth proportional to 4,772.93, 7,158.38 and 1,485.95 is: 2,228.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,772.93 : 7,158.38 = 1,485.95 : x
  2. Step 2: Convert to fraction form
    4,772.93/7,158.38 = 1,485.95/x
  3. Step 3: Cross multiply
    4,772.93x = 7,158.38 × 1,485.95
  4. Step 4: Simplify right side
    4,772.93x = 10,636,951.54
  5. Step 5: Solve for x
    x = 10,636,951.54/4,772.93
  6. Step 6: Final answer
    x = 2,228.60

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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.