Home / 9,040.77-13,544.04-5,331.99

Finding the Fourth Proportional to 9,040.77, 13,544.04 and 5,331.99

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Solution

The fourth proportional to 9,040.77, 13,544.04 and 5,331.99 is: 7,987.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,040.77 : 13,544.04 = 5,331.99 : x
  2. Step 2: Convert to fraction form
    9,040.77/13,544.04 = 5,331.99/x
  3. Step 3: Cross multiply
    9,040.77x = 13,544.04 × 5,331.99
  4. Step 4: Simplify right side
    9,040.77x = 72,216,685.84
  5. Step 5: Solve for x
    x = 72,216,685.84/9,040.77
  6. Step 6: Final answer
    x = 7,987.89

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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.