Home / 1,630.01-2,247.06-1,163.45

Finding the Fourth Proportional to 1,630.01, 2,247.06 and 1,163.45

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Solution

The fourth proportional to 1,630.01, 2,247.06 and 1,163.45 is: 1,603.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630.01 : 2,247.06 = 1,163.45 : x
  2. Step 2: Convert to fraction form
    1,630.01/2,247.06 = 1,163.45/x
  3. Step 3: Cross multiply
    1,630.01x = 2,247.06 × 1,163.45
  4. Step 4: Simplify right side
    1,630.01x = 2,614,330.72
  5. Step 5: Solve for x
    x = 2,614,330.72/1,630.01
  6. Step 6: Final answer
    x = 1,603.88

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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.