Home / 11,802.30-16,283.88-7,326.24

Finding the Fourth Proportional to 11,802.30, 16,283.88 and 7,326.24

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Solution

The fourth proportional to 11,802.30, 16,283.88 and 7,326.24 is: 10,108.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,802.30 : 16,283.88 = 7,326.24 : x
  2. Step 2: Convert to fraction form
    11,802.30/16,283.88 = 7,326.24/x
  3. Step 3: Cross multiply
    11,802.30x = 16,283.88 × 7,326.24
  4. Step 4: Simplify right side
    11,802.30x = 119,299,613.01
  5. Step 5: Solve for x
    x = 119,299,613.01/11,802.30
  6. Step 6: Final answer
    x = 10,108.17

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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.