Home / 4,427.60-6,109.08-3,763.28

Finding the Fourth Proportional to 4,427.60, 6,109.08 and 3,763.28

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Solution

The fourth proportional to 4,427.60, 6,109.08 and 3,763.28 is: 5,192.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427.60 : 6,109.08 = 3,763.28 : x
  2. Step 2: Convert to fraction form
    4,427.60/6,109.08 = 3,763.28/x
  3. Step 3: Cross multiply
    4,427.60x = 6,109.08 × 3,763.28
  4. Step 4: Simplify right side
    4,427.60x = 22,990,178.58
  5. Step 5: Solve for x
    x = 22,990,178.58/4,427.60
  6. Step 6: Final answer
    x = 5,192.47

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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.