Home / 10,250.78-14,153.66-6,277.32

Finding the Fourth Proportional to 10,250.78, 14,153.66 and 6,277.32

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Solution

The fourth proportional to 10,250.78, 14,153.66 and 6,277.32 is: 8,667.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,250.78 : 14,153.66 = 6,277.32 : x
  2. Step 2: Convert to fraction form
    10,250.78/14,153.66 = 6,277.32/x
  3. Step 3: Cross multiply
    10,250.78x = 14,153.66 × 6,277.32
  4. Step 4: Simplify right side
    10,250.78x = 88,847,052.99
  5. Step 5: Solve for x
    x = 88,847,052.99/10,250.78
  6. Step 6: Final answer
    x = 8,667.35

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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.