Home / 9,790.07-14,686.92-3,216.51

Finding the Fourth Proportional to 9,790.07, 14,686.92 and 3,216.51

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Solution

The fourth proportional to 9,790.07, 14,686.92 and 3,216.51 is: 4,825.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,790.07 : 14,686.92 = 3,216.51 : x
  2. Step 2: Convert to fraction form
    9,790.07/14,686.92 = 3,216.51/x
  3. Step 3: Cross multiply
    9,790.07x = 14,686.92 × 3,216.51
  4. Step 4: Simplify right side
    9,790.07x = 47,240,625.05
  5. Step 5: Solve for x
    x = 47,240,625.05/9,790.07
  6. Step 6: Final answer
    x = 4,825.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.