Home / 9,274.40-13,900.08-4,589.36

Finding the Fourth Proportional to 9,274.40, 13,900.08 and 4,589.36

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Solution

The fourth proportional to 9,274.40, 13,900.08 and 4,589.36 is: 6,878.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,274.40 : 13,900.08 = 4,589.36 : x
  2. Step 2: Convert to fraction form
    9,274.40/13,900.08 = 4,589.36/x
  3. Step 3: Cross multiply
    9,274.40x = 13,900.08 × 4,589.36
  4. Step 4: Simplify right side
    9,274.40x = 63,792,471.15
  5. Step 5: Solve for x
    x = 63,792,471.15/9,274.40
  6. Step 6: Final answer
    x = 6,878.34

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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.