Home / 4,650.63-6,419.56-3,079.23

Finding the Fourth Proportional to 4,650.63, 6,419.56 and 3,079.23

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Solution

The fourth proportional to 4,650.63, 6,419.56 and 3,079.23 is: 4,250.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,650.63 : 6,419.56 = 3,079.23 : x
  2. Step 2: Convert to fraction form
    4,650.63/6,419.56 = 3,079.23/x
  3. Step 3: Cross multiply
    4,650.63x = 6,419.56 × 3,079.23
  4. Step 4: Simplify right side
    4,650.63x = 19,767,323.89
  5. Step 5: Solve for x
    x = 19,767,323.89/4,650.63
  6. Step 6: Final answer
    x = 4,250.46

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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.