Home / 11,280.06-16,924.34-4,705.70

Finding the Fourth Proportional to 11,280.06, 16,924.34 and 4,705.70

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Solution

The fourth proportional to 11,280.06, 16,924.34 and 4,705.70 is: 7,060.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,280.06 : 16,924.34 = 4,705.70 : x
  2. Step 2: Convert to fraction form
    11,280.06/16,924.34 = 4,705.70/x
  3. Step 3: Cross multiply
    11,280.06x = 16,924.34 × 4,705.70
  4. Step 4: Simplify right side
    11,280.06x = 79,640,793.88
  5. Step 5: Solve for x
    x = 79,640,793.88/11,280.06
  6. Step 6: Final answer
    x = 7,060.32

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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.