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Finding the Fourth Proportional to 6,166.67, 8,510.79 and 4,043.99

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Solution

The fourth proportional to 6,166.67, 8,510.79 and 4,043.99 is: 5,581.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,166.67 : 8,510.79 = 4,043.99 : x
  2. Step 2: Convert to fraction form
    6,166.67/8,510.79 = 4,043.99/x
  3. Step 3: Cross multiply
    6,166.67x = 8,510.79 × 4,043.99
  4. Step 4: Simplify right side
    6,166.67x = 34,417,528.90
  5. Step 5: Solve for x
    x = 34,417,528.90/6,166.67
  6. Step 6: Final answer
    x = 5,581.22

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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.