Home / 2,163.48-2,985.63-1,232.04

Finding the Fourth Proportional to 2,163.48, 2,985.63 and 1,232.04

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Solution

The fourth proportional to 2,163.48, 2,985.63 and 1,232.04 is: 1,700.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163.48 : 2,985.63 = 1,232.04 : x
  2. Step 2: Convert to fraction form
    2,163.48/2,985.63 = 1,232.04/x
  3. Step 3: Cross multiply
    2,163.48x = 2,985.63 × 1,232.04
  4. Step 4: Simplify right side
    2,163.48x = 3,678,415.59
  5. Step 5: Solve for x
    x = 3,678,415.59/2,163.48
  6. Step 6: Final answer
    x = 1,700.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.