Home / 10,257.54-14,148.38-6,280.62

Finding the Fourth Proportional to 10,257.54, 14,148.38 and 6,280.62

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Solution

The fourth proportional to 10,257.54, 14,148.38 and 6,280.62 is: 8,662.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,257.54 : 14,148.38 = 6,280.62 : x
  2. Step 2: Convert to fraction form
    10,257.54/14,148.38 = 6,280.62/x
  3. Step 3: Cross multiply
    10,257.54x = 14,148.38 × 6,280.62
  4. Step 4: Simplify right side
    10,257.54x = 88,860,566.99
  5. Step 5: Solve for x
    x = 88,860,566.99/10,257.54
  6. Step 6: Final answer
    x = 8,662.95

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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.