Home / 12,804.05-19,210.59-4,486.38

Finding the Fourth Proportional to 12,804.05, 19,210.59 and 4,486.38

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Solution

The fourth proportional to 12,804.05, 19,210.59 and 4,486.38 is: 6,731.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,804.05 : 19,210.59 = 4,486.38 : x
  2. Step 2: Convert to fraction form
    12,804.05/19,210.59 = 4,486.38/x
  3. Step 3: Cross multiply
    12,804.05x = 19,210.59 × 4,486.38
  4. Step 4: Simplify right side
    12,804.05x = 86,186,006.76
  5. Step 5: Solve for x
    x = 86,186,006.76/12,804.05
  6. Step 6: Final answer
    x = 6,731.15

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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.