Home / 9,215.40-13,826.34-4,832.76

Finding the Fourth Proportional to 9,215.40, 13,826.34 and 4,832.76

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Solution

The fourth proportional to 9,215.40, 13,826.34 and 4,832.76 is: 7,250.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,215.40 : 13,826.34 = 4,832.76 : x
  2. Step 2: Convert to fraction form
    9,215.40/13,826.34 = 4,832.76/x
  3. Step 3: Cross multiply
    9,215.40x = 13,826.34 × 4,832.76
  4. Step 4: Simplify right side
    9,215.40x = 66,819,382.90
  5. Step 5: Solve for x
    x = 66,819,382.90/9,215.40
  6. Step 6: Final answer
    x = 7,250.84

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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.