Home / 2,165.09-3,247.63-1,734.98

Finding the Fourth Proportional to 2,165.09, 3,247.63 and 1,734.98

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Solution

The fourth proportional to 2,165.09, 3,247.63 and 1,734.98 is: 2,602.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165.09 : 3,247.63 = 1,734.98 : x
  2. Step 2: Convert to fraction form
    2,165.09/3,247.63 = 1,734.98/x
  3. Step 3: Cross multiply
    2,165.09x = 3,247.63 × 1,734.98
  4. Step 4: Simplify right side
    2,165.09x = 5,634,552.52
  5. Step 5: Solve for x
    x = 5,634,552.52/2,165.09
  6. Step 6: Final answer
    x = 2,602.46

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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.