Home / 9,816.12-14,721.04-3,241.08

Finding the Fourth Proportional to 9,816.12, 14,721.04 and 3,241.08

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Solution

The fourth proportional to 9,816.12, 14,721.04 and 3,241.08 is: 4,860.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,816.12 : 14,721.04 = 3,241.08 : x
  2. Step 2: Convert to fraction form
    9,816.12/14,721.04 = 3,241.08/x
  3. Step 3: Cross multiply
    9,816.12x = 14,721.04 × 3,241.08
  4. Step 4: Simplify right side
    9,816.12x = 47,712,068.32
  5. Step 5: Solve for x
    x = 47,712,068.32/9,816.12
  6. Step 6: Final answer
    x = 4,860.58

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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.