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Finding the Fourth Proportional to 5,666.94, 8,502.75 and 2,544.78

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Solution

The fourth proportional to 5,666.94, 8,502.75 and 2,544.78 is: 3,818.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666.94 : 8,502.75 = 2,544.78 : x
  2. Step 2: Convert to fraction form
    5,666.94/8,502.75 = 2,544.78/x
  3. Step 3: Cross multiply
    5,666.94x = 8,502.75 × 2,544.78
  4. Step 4: Simplify right side
    5,666.94x = 21,637,628.15
  5. Step 5: Solve for x
    x = 21,637,628.15/5,666.94
  6. Step 6: Final answer
    x = 3,818.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.