Home / 11,541.56-15,927.36-6,826.16

Finding the Fourth Proportional to 11,541.56, 15,927.36 and 6,826.16

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Solution

The fourth proportional to 11,541.56, 15,927.36 and 6,826.16 is: 9,420.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,541.56 : 15,927.36 = 6,826.16 : x
  2. Step 2: Convert to fraction form
    11,541.56/15,927.36 = 6,826.16/x
  3. Step 3: Cross multiply
    11,541.56x = 15,927.36 × 6,826.16
  4. Step 4: Simplify right side
    11,541.56x = 108,722,707.74
  5. Step 5: Solve for x
    x = 108,722,707.74/11,541.56
  6. Step 6: Final answer
    x = 9,420.11

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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.