Home / 10,663.88-14,714.33-6,186.60

Finding the Fourth Proportional to 10,663.88, 14,714.33 and 6,186.60

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Solution

The fourth proportional to 10,663.88, 14,714.33 and 6,186.60 is: 8,536.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,663.88 : 14,714.33 = 6,186.60 : x
  2. Step 2: Convert to fraction form
    10,663.88/14,714.33 = 6,186.60/x
  3. Step 3: Cross multiply
    10,663.88x = 14,714.33 × 6,186.60
  4. Step 4: Simplify right side
    10,663.88x = 91,031,643.05
  5. Step 5: Solve for x
    x = 91,031,643.05/10,663.88
  6. Step 6: Final answer
    x = 8,536.45

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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.