Home / 10,840.53-16,261.88-2,943.18

Finding the Fourth Proportional to 10,840.53, 16,261.88 and 2,943.18

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Solution

The fourth proportional to 10,840.53, 16,261.88 and 2,943.18 is: 4,415.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,840.53 : 16,261.88 = 2,943.18 : x
  2. Step 2: Convert to fraction form
    10,840.53/16,261.88 = 2,943.18/x
  3. Step 3: Cross multiply
    10,840.53x = 16,261.88 × 2,943.18
  4. Step 4: Simplify right side
    10,840.53x = 47,861,558.67
  5. Step 5: Solve for x
    x = 47,861,558.67/10,840.53
  6. Step 6: Final answer
    x = 4,415.06

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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.