Home / 11,938.13-16,474.70-7,464.51

Finding the Fourth Proportional to 11,938.13, 16,474.70 and 7,464.51

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Solution

The fourth proportional to 11,938.13, 16,474.70 and 7,464.51 is: 10,301.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,938.13 : 16,474.70 = 7,464.51 : x
  2. Step 2: Convert to fraction form
    11,938.13/16,474.70 = 7,464.51/x
  3. Step 3: Cross multiply
    11,938.13x = 16,474.70 × 7,464.51
  4. Step 4: Simplify right side
    11,938.13x = 122,975,525.57
  5. Step 5: Solve for x
    x = 122,975,525.57/11,938.13
  6. Step 6: Final answer
    x = 10,301.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.