Home / 10,056.90-15,087.03-4,213.95

Finding the Fourth Proportional to 10,056.90, 15,087.03 and 4,213.95

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Solution

The fourth proportional to 10,056.90, 15,087.03 and 4,213.95 is: 6,321.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,056.90 : 15,087.03 = 4,213.95 : x
  2. Step 2: Convert to fraction form
    10,056.90/15,087.03 = 4,213.95/x
  3. Step 3: Cross multiply
    10,056.90x = 15,087.03 × 4,213.95
  4. Step 4: Simplify right side
    10,056.90x = 63,575,990.07
  5. Step 5: Solve for x
    x = 63,575,990.07/10,056.90
  6. Step 6: Final answer
    x = 6,321.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.