Home / 9,458.58-14,189.96-2,885.28

Finding the Fourth Proportional to 9,458.58, 14,189.96 and 2,885.28

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Solution

The fourth proportional to 9,458.58, 14,189.96 and 2,885.28 is: 4,328.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,458.58 : 14,189.96 = 2,885.28 : x
  2. Step 2: Convert to fraction form
    9,458.58/14,189.96 = 2,885.28/x
  3. Step 3: Cross multiply
    9,458.58x = 14,189.96 × 2,885.28
  4. Step 4: Simplify right side
    9,458.58x = 40,941,961.79
  5. Step 5: Solve for x
    x = 40,941,961.79/9,458.58
  6. Step 6: Final answer
    x = 4,328.55

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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.