Home / 9,905.84-14,855.52-3,330.08

Finding the Fourth Proportional to 9,905.84, 14,855.52 and 3,330.08

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Solution

The fourth proportional to 9,905.84, 14,855.52 and 3,330.08 is: 4,994.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,905.84 : 14,855.52 = 3,330.08 : x
  2. Step 2: Convert to fraction form
    9,905.84/14,855.52 = 3,330.08/x
  3. Step 3: Cross multiply
    9,905.84x = 14,855.52 × 3,330.08
  4. Step 4: Simplify right side
    9,905.84x = 49,470,070.04
  5. Step 5: Solve for x
    x = 49,470,070.04/9,905.84
  6. Step 6: Final answer
    x = 4,994.03

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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.