Home / 10,636.28-14,677.84-6,659.60

Finding the Fourth Proportional to 10,636.28, 14,677.84 and 6,659.60

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Solution

The fourth proportional to 10,636.28, 14,677.84 and 6,659.60 is: 9,190.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,636.28 : 14,677.84 = 6,659.60 : x
  2. Step 2: Convert to fraction form
    10,636.28/14,677.84 = 6,659.60/x
  3. Step 3: Cross multiply
    10,636.28x = 14,677.84 × 6,659.60
  4. Step 4: Simplify right side
    10,636.28x = 97,748,543.26
  5. Step 5: Solve for x
    x = 97,748,543.26/10,636.28
  6. Step 6: Final answer
    x = 9,190.11

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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.