Home / 4,911.13-7,368.04-1,448.38

Finding the Fourth Proportional to 4,911.13, 7,368.04 and 1,448.38

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Solution

The fourth proportional to 4,911.13, 7,368.04 and 1,448.38 is: 2,172.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911.13 : 7,368.04 = 1,448.38 : x
  2. Step 2: Convert to fraction form
    4,911.13/7,368.04 = 1,448.38/x
  3. Step 3: Cross multiply
    4,911.13x = 7,368.04 × 1,448.38
  4. Step 4: Simplify right side
    4,911.13x = 10,671,684.94
  5. Step 5: Solve for x
    x = 10,671,684.94/4,911.13
  6. Step 6: Final answer
    x = 2,172.96

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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.