Home / 9,453.60-14,180.40-6,999.30

Finding the Fourth Proportional to 9,453.60, 14,180.40 and 6,999.30

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Solution

The fourth proportional to 9,453.60, 14,180.40 and 6,999.30 is: 10,498.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,453.60 : 14,180.40 = 6,999.30 : x
  2. Step 2: Convert to fraction form
    9,453.60/14,180.40 = 6,999.30/x
  3. Step 3: Cross multiply
    9,453.60x = 14,180.40 × 6,999.30
  4. Step 4: Simplify right side
    9,453.60x = 99,252,873.72
  5. Step 5: Solve for x
    x = 99,252,873.72/9,453.60
  6. Step 6: Final answer
    x = 10,498.95

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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.