Home / 9,484.40-14,229.48-4,290.32

Finding the Fourth Proportional to 9,484.40, 14,229.48 and 4,290.32

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Solution

The fourth proportional to 9,484.40, 14,229.48 and 4,290.32 is: 6,436.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,484.40 : 14,229.48 = 4,290.32 : x
  2. Step 2: Convert to fraction form
    9,484.40/14,229.48 = 4,290.32/x
  3. Step 3: Cross multiply
    9,484.40x = 14,229.48 × 4,290.32
  4. Step 4: Simplify right side
    9,484.40x = 61,049,022.63
  5. Step 5: Solve for x
    x = 61,049,022.63/9,484.40
  6. Step 6: Final answer
    x = 6,436.78

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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.