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Finding the Fourth Proportional to 8,994, 13,482.90 and 4,830.60

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Solution

The fourth proportional to 8,994, 13,482.90 and 4,830.60 is: 7,241.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,994 : 13,482.90 = 4,830.60 : x
  2. Step 2: Convert to fraction form
    8,994/13,482.90 = 4,830.60/x
  3. Step 3: Cross multiply
    8,994x = 13,482.90 × 4,830.60
  4. Step 4: Simplify right side
    8,994x = 65,130,496.74
  5. Step 5: Solve for x
    x = 65,130,496.74/8,994
  6. Step 6: Final answer
    x = 7,241.55

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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.