Home / 8,288.32-11,437.54-4,749.07

Finding the Fourth Proportional to 8,288.32, 11,437.54 and 4,749.07

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Solution

The fourth proportional to 8,288.32, 11,437.54 and 4,749.07 is: 6,553.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288.32 : 11,437.54 = 4,749.07 : x
  2. Step 2: Convert to fraction form
    8,288.32/11,437.54 = 4,749.07/x
  3. Step 3: Cross multiply
    8,288.32x = 11,437.54 × 4,749.07
  4. Step 4: Simplify right side
    8,288.32x = 54,317,678.09
  5. Step 5: Solve for x
    x = 54,317,678.09/8,288.32
  6. Step 6: Final answer
    x = 6,553.52

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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.