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Finding the Fourth Proportional to 5,669.73, 8,503.77 and 1,509.99

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Solution

The fourth proportional to 5,669.73, 8,503.77 and 1,509.99 is: 2,264.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669.73 : 8,503.77 = 1,509.99 : x
  2. Step 2: Convert to fraction form
    5,669.73/8,503.77 = 1,509.99/x
  3. Step 3: Cross multiply
    5,669.73x = 8,503.77 × 1,509.99
  4. Step 4: Simplify right side
    5,669.73x = 12,840,607.66
  5. Step 5: Solve for x
    x = 12,840,607.66/5,669.73
  6. Step 6: Final answer
    x = 2,264.77

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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.