Home / 9,529.12-13,150.36-5,337.36

Finding the Fourth Proportional to 9,529.12, 13,150.36 and 5,337.36

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Solution

The fourth proportional to 9,529.12, 13,150.36 and 5,337.36 is: 7,365.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,529.12 : 13,150.36 = 5,337.36 : x
  2. Step 2: Convert to fraction form
    9,529.12/13,150.36 = 5,337.36/x
  3. Step 3: Cross multiply
    9,529.12x = 13,150.36 × 5,337.36
  4. Step 4: Simplify right side
    9,529.12x = 70,188,205.45
  5. Step 5: Solve for x
    x = 70,188,205.45/9,529.12
  6. Step 6: Final answer
    x = 7,365.65

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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.