Home / 7,689.07-11,533.59-2,494.95

Finding the Fourth Proportional to 7,689.07, 11,533.59 and 2,494.95

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Solution

The fourth proportional to 7,689.07, 11,533.59 and 2,494.95 is: 3,742.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,689.07 : 11,533.59 = 2,494.95 : x
  2. Step 2: Convert to fraction form
    7,689.07/11,533.59 = 2,494.95/x
  3. Step 3: Cross multiply
    7,689.07x = 11,533.59 × 2,494.95
  4. Step 4: Simplify right side
    7,689.07x = 28,775,730.37
  5. Step 5: Solve for x
    x = 28,775,730.37/7,689.07
  6. Step 6: Final answer
    x = 3,742.42

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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.