Home / 11,541.60-15,927.17-6,827.40

Finding the Fourth Proportional to 11,541.60, 15,927.17 and 6,827.40

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Solution

The fourth proportional to 11,541.60, 15,927.17 and 6,827.40 is: 9,421.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,541.60 : 15,927.17 = 6,827.40 : x
  2. Step 2: Convert to fraction form
    11,541.60/15,927.17 = 6,827.40/x
  3. Step 3: Cross multiply
    11,541.60x = 15,927.17 × 6,827.40
  4. Step 4: Simplify right side
    11,541.60x = 108,741,126.32
  5. Step 5: Solve for x
    x = 108,741,126.32/11,541.60
  6. Step 6: Final answer
    x = 9,421.67

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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.