Home / 8,159.79-11,260.62-4,802.61

Finding the Fourth Proportional to 8,159.79, 11,260.62 and 4,802.61

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Solution

The fourth proportional to 8,159.79, 11,260.62 and 4,802.61 is: 6,627.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,159.79 : 11,260.62 = 4,802.61 : x
  2. Step 2: Convert to fraction form
    8,159.79/11,260.62 = 4,802.61/x
  3. Step 3: Cross multiply
    8,159.79x = 11,260.62 × 4,802.61
  4. Step 4: Simplify right side
    8,159.79x = 54,080,366.22
  5. Step 5: Solve for x
    x = 54,080,366.22/8,159.79
  6. Step 6: Final answer
    x = 6,627.67

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1.5x scale

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.