Home / 11,907.41-17,859.85-4,888.16

Finding the Fourth Proportional to 11,907.41, 17,859.85 and 4,888.16

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Solution

The fourth proportional to 11,907.41, 17,859.85 and 4,888.16 is: 7,331.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,907.41 : 17,859.85 = 4,888.16 : x
  2. Step 2: Convert to fraction form
    11,907.41/17,859.85 = 4,888.16/x
  3. Step 3: Cross multiply
    11,907.41x = 17,859.85 × 4,888.16
  4. Step 4: Simplify right side
    11,907.41x = 87,301,804.38
  5. Step 5: Solve for x
    x = 87,301,804.38/11,907.41
  6. Step 6: Final answer
    x = 7,331.72

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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.