Home / 4,435.50-6,110.70-3,106.80

Finding the Fourth Proportional to 4,435.50, 6,110.70 and 3,106.80

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Solution

The fourth proportional to 4,435.50, 6,110.70 and 3,106.80 is: 4,280.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,435.50 : 6,110.70 = 3,106.80 : x
  2. Step 2: Convert to fraction form
    4,435.50/6,110.70 = 3,106.80/x
  3. Step 3: Cross multiply
    4,435.50x = 6,110.70 × 3,106.80
  4. Step 4: Simplify right side
    4,435.50x = 18,984,722.76
  5. Step 5: Solve for x
    x = 18,984,722.76/4,435.50
  6. Step 6: Final answer
    x = 4,280.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.