Home / 3,094.50-4,638.90-1,146.18

Finding the Fourth Proportional to 3,094.50, 4,638.90 and 1,146.18

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Solution

The fourth proportional to 3,094.50, 4,638.90 and 1,146.18 is: 1,718.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,094.50 : 4,638.90 = 1,146.18 : x
  2. Step 2: Convert to fraction form
    3,094.50/4,638.90 = 1,146.18/x
  3. Step 3: Cross multiply
    3,094.50x = 4,638.90 × 1,146.18
  4. Step 4: Simplify right side
    3,094.50x = 5,317,014.40
  5. Step 5: Solve for x
    x = 5,317,014.40/3,094.50
  6. Step 6: Final answer
    x = 1,718.21

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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.