Home / 9,933.09-13,707.95-5,456.81

Finding the Fourth Proportional to 9,933.09, 13,707.95 and 5,456.81

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Solution

The fourth proportional to 9,933.09, 13,707.95 and 5,456.81 is: 7,530.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,933.09 : 13,707.95 = 5,456.81 : x
  2. Step 2: Convert to fraction form
    9,933.09/13,707.95 = 5,456.81/x
  3. Step 3: Cross multiply
    9,933.09x = 13,707.95 × 5,456.81
  4. Step 4: Simplify right side
    9,933.09x = 74,801,678.64
  5. Step 5: Solve for x
    x = 74,801,678.64/9,933.09
  6. Step 6: Final answer
    x = 7,530.55

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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.