Home / 9,826.31-13,558.79-5,633.75

Finding the Fourth Proportional to 9,826.31, 13,558.79 and 5,633.75

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Solution

The fourth proportional to 9,826.31, 13,558.79 and 5,633.75 is: 7,773.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,826.31 : 13,558.79 = 5,633.75 : x
  2. Step 2: Convert to fraction form
    9,826.31/13,558.79 = 5,633.75/x
  3. Step 3: Cross multiply
    9,826.31x = 13,558.79 × 5,633.75
  4. Step 4: Simplify right side
    9,826.31x = 76,386,804.99
  5. Step 5: Solve for x
    x = 76,386,804.99/9,826.31
  6. Step 6: Final answer
    x = 7,773.70

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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.