Home / 2,187.63-3,275.37-1,701.63

Finding the Fourth Proportional to 2,187.63, 3,275.37 and 1,701.63

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Solution

The fourth proportional to 2,187.63, 3,275.37 and 1,701.63 is: 2,547.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187.63 : 3,275.37 = 1,701.63 : x
  2. Step 2: Convert to fraction form
    2,187.63/3,275.37 = 1,701.63/x
  3. Step 3: Cross multiply
    2,187.63x = 3,275.37 × 1,701.63
  4. Step 4: Simplify right side
    2,187.63x = 5,573,467.85
  5. Step 5: Solve for x
    x = 5,573,467.85/2,187.63
  6. Step 6: Final answer
    x = 2,547.72

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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.