Home / 9,486.40-14,229.60-4,291.04

Finding the Fourth Proportional to 9,486.40, 14,229.60 and 4,291.04

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Solution

The fourth proportional to 9,486.40, 14,229.60 and 4,291.04 is: 6,436.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486.40 : 14,229.60 = 4,291.04 : x
  2. Step 2: Convert to fraction form
    9,486.40/14,229.60 = 4,291.04/x
  3. Step 3: Cross multiply
    9,486.40x = 14,229.60 × 4,291.04
  4. Step 4: Simplify right side
    9,486.40x = 61,059,782.78
  5. Step 5: Solve for x
    x = 61,059,782.78/9,486.40
  6. Step 6: Final answer
    x = 6,436.56

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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.