Home / 3,114.42-4,671.83-1,266.40

Finding the Fourth Proportional to 3,114.42, 4,671.83 and 1,266.40

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Solution

The fourth proportional to 3,114.42, 4,671.83 and 1,266.40 is: 1,899.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.42 : 4,671.83 = 1,266.40 : x
  2. Step 2: Convert to fraction form
    3,114.42/4,671.83 = 1,266.40/x
  3. Step 3: Cross multiply
    3,114.42x = 4,671.83 × 1,266.40
  4. Step 4: Simplify right side
    3,114.42x = 5,916,405.51
  5. Step 5: Solve for x
    x = 5,916,405.51/3,114.42
  6. Step 6: Final answer
    x = 1,899.68

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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.