Home / 10,257.39-14,152.59-6,277.05

Finding the Fourth Proportional to 10,257.39, 14,152.59 and 6,277.05

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Solution

The fourth proportional to 10,257.39, 14,152.59 and 6,277.05 is: 8,660.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,257.39 : 14,152.59 = 6,277.05 : x
  2. Step 2: Convert to fraction form
    10,257.39/14,152.59 = 6,277.05/x
  3. Step 3: Cross multiply
    10,257.39x = 14,152.59 × 6,277.05
  4. Step 4: Simplify right side
    10,257.39x = 88,836,515.06
  5. Step 5: Solve for x
    x = 88,836,515.06/10,257.39
  6. Step 6: Final answer
    x = 8,660.73

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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.