Home / 9,155.09-13,716.95-4,998.01

Finding the Fourth Proportional to 9,155.09, 13,716.95 and 4,998.01

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Solution

The fourth proportional to 9,155.09, 13,716.95 and 4,998.01 is: 7,488.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,155.09 : 13,716.95 = 4,998.01 : x
  2. Step 2: Convert to fraction form
    9,155.09/13,716.95 = 4,998.01/x
  3. Step 3: Cross multiply
    9,155.09x = 13,716.95 × 4,998.01
  4. Step 4: Simplify right side
    9,155.09x = 68,557,453.27
  5. Step 5: Solve for x
    x = 68,557,453.27/9,155.09
  6. Step 6: Final answer
    x = 7,488.45

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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.