Home / 10,742.63-14,825.79-6,495.80

Finding the Fourth Proportional to 10,742.63, 14,825.79 and 6,495.80

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Solution

The fourth proportional to 10,742.63, 14,825.79 and 6,495.80 is: 8,964.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,742.63 : 14,825.79 = 6,495.80 : x
  2. Step 2: Convert to fraction form
    10,742.63/14,825.79 = 6,495.80/x
  3. Step 3: Cross multiply
    10,742.63x = 14,825.79 × 6,495.80
  4. Step 4: Simplify right side
    10,742.63x = 96,305,292.55
  5. Step 5: Solve for x
    x = 96,305,292.55/10,742.63
  6. Step 6: Final answer
    x = 8,964.78

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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.