Home / 3,116.04-4,674.60-3,112.80

Finding the Fourth Proportional to 3,116.04, 4,674.60 and 3,112.80

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Solution

The fourth proportional to 3,116.04, 4,674.60 and 3,112.80 is: 4,669.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.04 : 4,674.60 = 3,112.80 : x
  2. Step 2: Convert to fraction form
    3,116.04/4,674.60 = 3,112.80/x
  3. Step 3: Cross multiply
    3,116.04x = 4,674.60 × 3,112.80
  4. Step 4: Simplify right side
    3,116.04x = 14,551,094.88
  5. Step 5: Solve for x
    x = 14,551,094.88/3,116.04
  6. Step 6: Final answer
    x = 4,669.74

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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.