Home / 9,686.51-14,525.45-2,759.39

Finding the Fourth Proportional to 9,686.51, 14,525.45 and 2,759.39

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Solution

The fourth proportional to 9,686.51, 14,525.45 and 2,759.39 is: 4,137.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,686.51 : 14,525.45 = 2,759.39 : x
  2. Step 2: Convert to fraction form
    9,686.51/14,525.45 = 2,759.39/x
  3. Step 3: Cross multiply
    9,686.51x = 14,525.45 × 2,759.39
  4. Step 4: Simplify right side
    9,686.51x = 40,081,403.99
  5. Step 5: Solve for x
    x = 40,081,403.99/9,686.51
  6. Step 6: Final answer
    x = 4,137.86

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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.