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Finding the Fourth Proportional to 5,607.00, 8,411.23 and 1,908.23

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Solution

The fourth proportional to 5,607.00, 8,411.23 and 1,908.23 is: 2,862.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,607.00 : 8,411.23 = 1,908.23 : x
  2. Step 2: Convert to fraction form
    5,607.00/8,411.23 = 1,908.23/x
  3. Step 3: Cross multiply
    5,607.00x = 8,411.23 × 1,908.23
  4. Step 4: Simplify right side
    5,607.00x = 16,050,551.88
  5. Step 5: Solve for x
    x = 16,050,551.88/5,607.00
  6. Step 6: Final answer
    x = 2,862.59

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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.