Home / 1,676.06-2,312.99-1,012.74

Finding the Fourth Proportional to 1,676.06, 2,312.99 and 1,012.74

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Solution

The fourth proportional to 1,676.06, 2,312.99 and 1,012.74 is: 1,397.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676.06 : 2,312.99 = 1,012.74 : x
  2. Step 2: Convert to fraction form
    1,676.06/2,312.99 = 1,012.74/x
  3. Step 3: Cross multiply
    1,676.06x = 2,312.99 × 1,012.74
  4. Step 4: Simplify right side
    1,676.06x = 2,342,452.43
  5. Step 5: Solve for x
    x = 2,342,452.43/1,676.06
  6. Step 6: Final answer
    x = 1,397.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.