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Finding the Fourth Proportional to 5,084.94, 7,622.19 and 2,888.98

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Solution

The fourth proportional to 5,084.94, 7,622.19 and 2,888.98 is: 4,330.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,084.94 : 7,622.19 = 2,888.98 : x
  2. Step 2: Convert to fraction form
    5,084.94/7,622.19 = 2,888.98/x
  3. Step 3: Cross multiply
    5,084.94x = 7,622.19 × 2,888.98
  4. Step 4: Simplify right side
    5,084.94x = 22,020,354.47
  5. Step 5: Solve for x
    x = 22,020,354.47/5,084.94
  6. Step 6: Final answer
    x = 4,330.50

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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.