Home / 3,004.16-4,506.03-812.70

Finding the Fourth Proportional to 3,004.16, 4,506.03 and 812.70

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Solution

The fourth proportional to 3,004.16, 4,506.03 and 812.70 is: 1,219.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,004.16 : 4,506.03 = 812.70 : x
  2. Step 2: Convert to fraction form
    3,004.16/4,506.03 = 812.70/x
  3. Step 3: Cross multiply
    3,004.16x = 4,506.03 × 812.70
  4. Step 4: Simplify right side
    3,004.16x = 3,662,050.58
  5. Step 5: Solve for x
    x = 3,662,050.58/3,004.16
  6. Step 6: Final answer
    x = 1,219.00

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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.