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Finding the Fourth Proportional to 5,903.94, 8,855.90 and 1,521.36

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Solution

The fourth proportional to 5,903.94, 8,855.90 and 1,521.36 is: 2,282.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,903.94 : 8,855.90 = 1,521.36 : x
  2. Step 2: Convert to fraction form
    5,903.94/8,855.90 = 1,521.36/x
  3. Step 3: Cross multiply
    5,903.94x = 8,855.90 × 1,521.36
  4. Step 4: Simplify right side
    5,903.94x = 13,473,012.02
  5. Step 5: Solve for x
    x = 13,473,012.02/5,903.94
  6. Step 6: Final answer
    x = 2,282.04

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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.