Home / 13,084.52-19,628.16-4,319.48

Finding the Fourth Proportional to 13,084.52, 19,628.16 and 4,319.48

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Solution

The fourth proportional to 13,084.52, 19,628.16 and 4,319.48 is: 6,479.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,084.52 : 19,628.16 = 4,319.48 : x
  2. Step 2: Convert to fraction form
    13,084.52/19,628.16 = 4,319.48/x
  3. Step 3: Cross multiply
    13,084.52x = 19,628.16 × 4,319.48
  4. Step 4: Simplify right side
    13,084.52x = 84,783,444.56
  5. Step 5: Solve for x
    x = 84,783,444.56/13,084.52
  6. Step 6: Final answer
    x = 6,479.68

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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.