Home / 9,826.04-13,560.54-5,635.64

Finding the Fourth Proportional to 9,826.04, 13,560.54 and 5,635.64

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Solution

The fourth proportional to 9,826.04, 13,560.54 and 5,635.64 is: 7,777.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,826.04 : 13,560.54 = 5,635.64 : x
  2. Step 2: Convert to fraction form
    9,826.04/13,560.54 = 5,635.64/x
  3. Step 3: Cross multiply
    9,826.04x = 13,560.54 × 5,635.64
  4. Step 4: Simplify right side
    9,826.04x = 76,422,321.65
  5. Step 5: Solve for x
    x = 76,422,321.65/9,826.04
  6. Step 6: Final answer
    x = 7,777.53

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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.