Home / 9,515.60-14,276.03-3,971.55

Finding the Fourth Proportional to 9,515.60, 14,276.03 and 3,971.55

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Solution

The fourth proportional to 9,515.60, 14,276.03 and 3,971.55 is: 5,958.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515.60 : 14,276.03 = 3,971.55 : x
  2. Step 2: Convert to fraction form
    9,515.60/14,276.03 = 3,971.55/x
  3. Step 3: Cross multiply
    9,515.60x = 14,276.03 × 3,971.55
  4. Step 4: Simplify right side
    9,515.60x = 56,697,966.95
  5. Step 5: Solve for x
    x = 56,697,966.95/9,515.60
  6. Step 6: Final answer
    x = 5,958.42

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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.