Home / 10,464.21-14,444.40-6,928.56

Finding the Fourth Proportional to 10,464.21, 14,444.40 and 6,928.56

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Solution

The fourth proportional to 10,464.21, 14,444.40 and 6,928.56 is: 9,563.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,464.21 : 14,444.40 = 6,928.56 : x
  2. Step 2: Convert to fraction form
    10,464.21/14,444.40 = 6,928.56/x
  3. Step 3: Cross multiply
    10,464.21x = 14,444.40 × 6,928.56
  4. Step 4: Simplify right side
    10,464.21x = 100,078,838.45
  5. Step 5: Solve for x
    x = 100,078,838.45/10,464.21
  6. Step 6: Final answer
    x = 9,563.92

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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.