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Finding the Fourth Proportional to 7,677.99, 10,592.78 and 5,026.86

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Solution

The fourth proportional to 7,677.99, 10,592.78 and 5,026.86 is: 6,935.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,677.99 : 10,592.78 = 5,026.86 : x
  2. Step 2: Convert to fraction form
    7,677.99/10,592.78 = 5,026.86/x
  3. Step 3: Cross multiply
    7,677.99x = 10,592.78 × 5,026.86
  4. Step 4: Simplify right side
    7,677.99x = 53,248,396.94
  5. Step 5: Solve for x
    x = 53,248,396.94/7,677.99
  6. Step 6: Final answer
    x = 6,935.20

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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.