Home / 2,818.67-4,227.66-1,175.00

Finding the Fourth Proportional to 2,818.67, 4,227.66 and 1,175.00

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Solution

The fourth proportional to 2,818.67, 4,227.66 and 1,175.00 is: 1,762.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818.67 : 4,227.66 = 1,175.00 : x
  2. Step 2: Convert to fraction form
    2,818.67/4,227.66 = 1,175.00/x
  3. Step 3: Cross multiply
    2,818.67x = 4,227.66 × 1,175.00
  4. Step 4: Simplify right side
    2,818.67x = 4,967,479.36
  5. Step 5: Solve for x
    x = 4,967,479.36/2,818.67
  6. Step 6: Final answer
    x = 1,762.35

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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.