Home / 9,928.33-13,701.07-5,451.93

Finding the Fourth Proportional to 9,928.33, 13,701.07 and 5,451.93

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Solution

The fourth proportional to 9,928.33, 13,701.07 and 5,451.93 is: 7,523.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,928.33 : 13,701.07 = 5,451.93 : x
  2. Step 2: Convert to fraction form
    9,928.33/13,701.07 = 5,451.93/x
  3. Step 3: Cross multiply
    9,928.33x = 13,701.07 × 5,451.93
  4. Step 4: Simplify right side
    9,928.33x = 74,697,247.31
  5. Step 5: Solve for x
    x = 74,697,247.31/9,928.33
  6. Step 6: Final answer
    x = 7,523.65

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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.