Home / 9,964.72-13,741.53-6,188.50

Finding the Fourth Proportional to 9,964.72, 13,741.53 and 6,188.50

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Solution

The fourth proportional to 9,964.72, 13,741.53 and 6,188.50 is: 8,534.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,964.72 : 13,741.53 = 6,188.50 : x
  2. Step 2: Convert to fraction form
    9,964.72/13,741.53 = 6,188.50/x
  3. Step 3: Cross multiply
    9,964.72x = 13,741.53 × 6,188.50
  4. Step 4: Simplify right side
    9,964.72x = 85,039,389.70
  5. Step 5: Solve for x
    x = 85,039,389.70/9,964.72
  6. Step 6: Final answer
    x = 8,534.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.