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Finding the Fourth Proportional to 5,606.95, 7,737.55 and 3,089.00

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Solution

The fourth proportional to 5,606.95, 7,737.55 and 3,089.00 is: 4,262.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,606.95 : 7,737.55 = 3,089.00 : x
  2. Step 2: Convert to fraction form
    5,606.95/7,737.55 = 3,089.00/x
  3. Step 3: Cross multiply
    5,606.95x = 7,737.55 × 3,089.00
  4. Step 4: Simplify right side
    5,606.95x = 23,901,279.62
  5. Step 5: Solve for x
    x = 23,901,279.62/5,606.95
  6. Step 6: Final answer
    x = 4,262.80

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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.