Home / 9,465.72-14,193.88-5,518.32

Finding the Fourth Proportional to 9,465.72, 14,193.88 and 5,518.32

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Solution

The fourth proportional to 9,465.72, 14,193.88 and 5,518.32 is: 8,274.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,465.72 : 14,193.88 = 5,518.32 : x
  2. Step 2: Convert to fraction form
    9,465.72/14,193.88 = 5,518.32/x
  3. Step 3: Cross multiply
    9,465.72x = 14,193.88 × 5,518.32
  4. Step 4: Simplify right side
    9,465.72x = 78,326,371.88
  5. Step 5: Solve for x
    x = 78,326,371.88/9,465.72
  6. Step 6: Final answer
    x = 8,274.74

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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.