Home / 2,705.23-4,055.06-1,718.77

Finding the Fourth Proportional to 2,705.23, 4,055.06 and 1,718.77

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Solution

The fourth proportional to 2,705.23, 4,055.06 and 1,718.77 is: 2,576.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,705.23 : 4,055.06 = 1,718.77 : x
  2. Step 2: Convert to fraction form
    2,705.23/4,055.06 = 1,718.77/x
  3. Step 3: Cross multiply
    2,705.23x = 4,055.06 × 1,718.77
  4. Step 4: Simplify right side
    2,705.23x = 6,969,717.24
  5. Step 5: Solve for x
    x = 6,969,717.24/2,705.23
  6. Step 6: Final answer
    x = 2,576.39

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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.