Home / 6,853.06-10,258.63-4,390.25

Finding the Fourth Proportional to 6,853.06, 10,258.63 and 4,390.25

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Solution

The fourth proportional to 6,853.06, 10,258.63 and 4,390.25 is: 6,571.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,853.06 : 10,258.63 = 4,390.25 : x
  2. Step 2: Convert to fraction form
    6,853.06/10,258.63 = 4,390.25/x
  3. Step 3: Cross multiply
    6,853.06x = 10,258.63 × 4,390.25
  4. Step 4: Simplify right side
    6,853.06x = 45,037,965.03
  5. Step 5: Solve for x
    x = 45,037,965.03/6,853.06
  6. Step 6: Final answer
    x = 6,571.95

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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.