Home / 10,636.32-14,677.91-6,659.63

Finding the Fourth Proportional to 10,636.32, 14,677.91 and 6,659.63

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Solution

The fourth proportional to 10,636.32, 14,677.91 and 6,659.63 is: 9,190.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,636.32 : 14,677.91 = 6,659.63 : x
  2. Step 2: Convert to fraction form
    10,636.32/14,677.91 = 6,659.63/x
  3. Step 3: Cross multiply
    10,636.32x = 14,677.91 × 6,659.63
  4. Step 4: Simplify right side
    10,636.32x = 97,749,393.03
  5. Step 5: Solve for x
    x = 97,749,393.03/10,636.32
  6. Step 6: Final answer
    x = 9,190.15

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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.