Home / 10,840.37-14,960-6,124.55

Finding the Fourth Proportional to 10,840.37, 14,960 and 6,124.55

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Solution

The fourth proportional to 10,840.37, 14,960 and 6,124.55 is: 8,452.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,840.37 : 14,960 = 6,124.55 : x
  2. Step 2: Convert to fraction form
    10,840.37/14,960 = 6,124.55/x
  3. Step 3: Cross multiply
    10,840.37x = 14,960 × 6,124.55
  4. Step 4: Simplify right side
    10,840.37x = 91,623,230.60
  5. Step 5: Solve for x
    x = 91,623,230.60/10,840.37
  6. Step 6: Final answer
    x = 8,452.04

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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.