Home / 10,063.02-13,878.44-6,478.60

Finding the Fourth Proportional to 10,063.02, 13,878.44 and 6,478.60

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Solution

The fourth proportional to 10,063.02, 13,878.44 and 6,478.60 is: 8,934.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,063.02 : 13,878.44 = 6,478.60 : x
  2. Step 2: Convert to fraction form
    10,063.02/13,878.44 = 6,478.60/x
  3. Step 3: Cross multiply
    10,063.02x = 13,878.44 × 6,478.60
  4. Step 4: Simplify right side
    10,063.02x = 89,912,861.38
  5. Step 5: Solve for x
    x = 89,912,861.38/10,063.02
  6. Step 6: Final answer
    x = 8,934.98

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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.