Home / 8,313.07-11,458.57-7,233.58

Finding the Fourth Proportional to 8,313.07, 11,458.57 and 7,233.58

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Solution

The fourth proportional to 8,313.07, 11,458.57 and 7,233.58 is: 9,970.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,313.07 : 11,458.57 = 7,233.58 : x
  2. Step 2: Convert to fraction form
    8,313.07/11,458.57 = 7,233.58/x
  3. Step 3: Cross multiply
    8,313.07x = 11,458.57 × 7,233.58
  4. Step 4: Simplify right side
    8,313.07x = 82,886,482.78
  5. Step 5: Solve for x
    x = 82,886,482.78/8,313.07
  6. Step 6: Final answer
    x = 9,970.62

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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.