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Finding the Fourth Proportional to 6,958.47, 9,602.64 and 3,814.59

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Solution

The fourth proportional to 6,958.47, 9,602.64 and 3,814.59 is: 5,264.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,958.47 : 9,602.64 = 3,814.59 : x
  2. Step 2: Convert to fraction form
    6,958.47/9,602.64 = 3,814.59/x
  3. Step 3: Cross multiply
    6,958.47x = 9,602.64 × 3,814.59
  4. Step 4: Simplify right side
    6,958.47x = 36,630,134.52
  5. Step 5: Solve for x
    x = 36,630,134.52/6,958.47
  6. Step 6: Final answer
    x = 5,264.11

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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.