Home / 3,070.85-4,606.47-1,512.14

Finding the Fourth Proportional to 3,070.85, 4,606.47 and 1,512.14

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Solution

The fourth proportional to 3,070.85, 4,606.47 and 1,512.14 is: 2,268.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.85 : 4,606.47 = 1,512.14 : x
  2. Step 2: Convert to fraction form
    3,070.85/4,606.47 = 1,512.14/x
  3. Step 3: Cross multiply
    3,070.85x = 4,606.47 × 1,512.14
  4. Step 4: Simplify right side
    3,070.85x = 6,965,604.51
  5. Step 5: Solve for x
    x = 6,965,604.51/3,070.85
  6. Step 6: Final answer
    x = 2,268.30

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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.