Home / 7,731.61-11,598.26-2,465.39

Finding the Fourth Proportional to 7,731.61, 11,598.26 and 2,465.39

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Solution

The fourth proportional to 7,731.61, 11,598.26 and 2,465.39 is: 3,698.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731.61 : 11,598.26 = 2,465.39 : x
  2. Step 2: Convert to fraction form
    7,731.61/11,598.26 = 2,465.39/x
  3. Step 3: Cross multiply
    7,731.61x = 11,598.26 × 2,465.39
  4. Step 4: Simplify right side
    7,731.61x = 28,594,234.22
  5. Step 5: Solve for x
    x = 28,594,234.22/7,731.61
  6. Step 6: Final answer
    x = 3,698.36

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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.