Home / 11,509.37-15,883.46-6,473.53

Finding the Fourth Proportional to 11,509.37, 15,883.46 and 6,473.53

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Solution

The fourth proportional to 11,509.37, 15,883.46 and 6,473.53 is: 8,933.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,509.37 : 15,883.46 = 6,473.53 : x
  2. Step 2: Convert to fraction form
    11,509.37/15,883.46 = 6,473.53/x
  3. Step 3: Cross multiply
    11,509.37x = 15,883.46 × 6,473.53
  4. Step 4: Simplify right side
    11,509.37x = 102,822,054.81
  5. Step 5: Solve for x
    x = 102,822,054.81/11,509.37
  6. Step 6: Final answer
    x = 8,933.77

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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.