Home / 1,749.08-2,615.87-1,555.44

Finding the Fourth Proportional to 1,749.08, 2,615.87 and 1,555.44

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Solution

The fourth proportional to 1,749.08, 2,615.87 and 1,555.44 is: 2,326.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749.08 : 2,615.87 = 1,555.44 : x
  2. Step 2: Convert to fraction form
    1,749.08/2,615.87 = 1,555.44/x
  3. Step 3: Cross multiply
    1,749.08x = 2,615.87 × 1,555.44
  4. Step 4: Simplify right side
    1,749.08x = 4,068,828.83
  5. Step 5: Solve for x
    x = 4,068,828.83/1,749.08
  6. Step 6: Final answer
    x = 2,326.27

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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.