Home / 2,070.24-3,106.05-836.98

Finding the Fourth Proportional to 2,070.24, 3,106.05 and 836.98

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Solution

The fourth proportional to 2,070.24, 3,106.05 and 836.98 is: 1,255.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070.24 : 3,106.05 = 836.98 : x
  2. Step 2: Convert to fraction form
    2,070.24/3,106.05 = 836.98/x
  3. Step 3: Cross multiply
    2,070.24x = 3,106.05 × 836.98
  4. Step 4: Simplify right side
    2,070.24x = 2,599,701.73
  5. Step 5: Solve for x
    x = 2,599,701.73/2,070.24
  6. Step 6: Final answer
    x = 1,255.75

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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.