Home / 3,051.03-4,210.47-1,724.79

Finding the Fourth Proportional to 3,051.03, 4,210.47 and 1,724.79

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Solution

The fourth proportional to 3,051.03, 4,210.47 and 1,724.79 is: 2,380.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.03 : 4,210.47 = 1,724.79 : x
  2. Step 2: Convert to fraction form
    3,051.03/4,210.47 = 1,724.79/x
  3. Step 3: Cross multiply
    3,051.03x = 4,210.47 × 1,724.79
  4. Step 4: Simplify right side
    3,051.03x = 7,262,176.55
  5. Step 5: Solve for x
    x = 7,262,176.55/3,051.03
  6. Step 6: Final answer
    x = 2,380.24

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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.