Home / 8,387.54-11,574.91-4,610.69

Finding the Fourth Proportional to 8,387.54, 11,574.91 and 4,610.69

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Solution

The fourth proportional to 8,387.54, 11,574.91 and 4,610.69 is: 6,362.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,387.54 : 11,574.91 = 4,610.69 : x
  2. Step 2: Convert to fraction form
    8,387.54/11,574.91 = 4,610.69/x
  3. Step 3: Cross multiply
    8,387.54x = 11,574.91 × 4,610.69
  4. Step 4: Simplify right side
    8,387.54x = 53,368,313.08
  5. Step 5: Solve for x
    x = 53,368,313.08/8,387.54
  6. Step 6: Final answer
    x = 6,362.81

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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.