Home / 3,124.86-4,308-2,497.50

Finding the Fourth Proportional to 3,124.86, 4,308 and 2,497.50

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Solution

The fourth proportional to 3,124.86, 4,308 and 2,497.50 is: 3,443.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124.86 : 4,308 = 2,497.50 : x
  2. Step 2: Convert to fraction form
    3,124.86/4,308 = 2,497.50/x
  3. Step 3: Cross multiply
    3,124.86x = 4,308 × 2,497.50
  4. Step 4: Simplify right side
    3,124.86x = 10,759,230
  5. Step 5: Solve for x
    x = 10,759,230/3,124.86
  6. Step 6: Final answer
    x = 3,443.11

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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.