Home / 4,427.55-6,110.61-2,860.20

Finding the Fourth Proportional to 4,427.55, 6,110.61 and 2,860.20

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Solution

The fourth proportional to 4,427.55, 6,110.61 and 2,860.20 is: 3,947.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427.55 : 6,110.61 = 2,860.20 : x
  2. Step 2: Convert to fraction form
    4,427.55/6,110.61 = 2,860.20/x
  3. Step 3: Cross multiply
    4,427.55x = 6,110.61 × 2,860.20
  4. Step 4: Simplify right side
    4,427.55x = 17,477,566.72
  5. Step 5: Solve for x
    x = 17,477,566.72/4,427.55
  6. Step 6: Final answer
    x = 3,947.46

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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.