Home / 8,040.71-11,095.91-4,455.52

Finding the Fourth Proportional to 8,040.71, 11,095.91 and 4,455.52

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Solution

The fourth proportional to 8,040.71, 11,095.91 and 4,455.52 is: 6,148.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,040.71 : 11,095.91 = 4,455.52 : x
  2. Step 2: Convert to fraction form
    8,040.71/11,095.91 = 4,455.52/x
  3. Step 3: Cross multiply
    8,040.71x = 11,095.91 × 4,455.52
  4. Step 4: Simplify right side
    8,040.71x = 49,438,048.92
  5. Step 5: Solve for x
    x = 49,438,048.92/8,040.71
  6. Step 6: Final answer
    x = 6,148.47

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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.