Home / 11,802.63-16,287.57-6,497.34

Finding the Fourth Proportional to 11,802.63, 16,287.57 and 6,497.34

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Solution

The fourth proportional to 11,802.63, 16,287.57 and 6,497.34 is: 8,966.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,802.63 : 16,287.57 = 6,497.34 : x
  2. Step 2: Convert to fraction form
    11,802.63/16,287.57 = 6,497.34/x
  3. Step 3: Cross multiply
    11,802.63x = 16,287.57 × 6,497.34
  4. Step 4: Simplify right side
    11,802.63x = 105,825,880.06
  5. Step 5: Solve for x
    x = 105,825,880.06/11,802.63
  6. Step 6: Final answer
    x = 8,966.30

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Double scale
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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.