Home / 4,950.84-7,439.70-3,648.12

Finding the Fourth Proportional to 4,950.84, 7,439.70 and 3,648.12

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Solution

The fourth proportional to 4,950.84, 7,439.70 and 3,648.12 is: 5,482.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,950.84 : 7,439.70 = 3,648.12 : x
  2. Step 2: Convert to fraction form
    4,950.84/7,439.70 = 3,648.12/x
  3. Step 3: Cross multiply
    4,950.84x = 7,439.70 × 3,648.12
  4. Step 4: Simplify right side
    4,950.84x = 27,140,918.36
  5. Step 5: Solve for x
    x = 27,140,918.36/4,950.84
  6. Step 6: Final answer
    x = 5,482.08

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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.