Home / 10,344.64-14,275.41-5,745.26

Finding the Fourth Proportional to 10,344.64, 14,275.41 and 5,745.26

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Solution

The fourth proportional to 10,344.64, 14,275.41 and 5,745.26 is: 7,928.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344.64 : 14,275.41 = 5,745.26 : x
  2. Step 2: Convert to fraction form
    10,344.64/14,275.41 = 5,745.26/x
  3. Step 3: Cross multiply
    10,344.64x = 14,275.41 × 5,745.26
  4. Step 4: Simplify right side
    10,344.64x = 82,015,870.68
  5. Step 5: Solve for x
    x = 82,015,870.68/10,344.64
  6. Step 6: Final answer
    x = 7,928.35

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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.