Home / 10,330.37-14,255.60-5,855.55

Finding the Fourth Proportional to 10,330.37, 14,255.60 and 5,855.55

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Solution

The fourth proportional to 10,330.37, 14,255.60 and 5,855.55 is: 8,080.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,330.37 : 14,255.60 = 5,855.55 : x
  2. Step 2: Convert to fraction form
    10,330.37/14,255.60 = 5,855.55/x
  3. Step 3: Cross multiply
    10,330.37x = 14,255.60 × 5,855.55
  4. Step 4: Simplify right side
    10,330.37x = 83,474,349.30
  5. Step 5: Solve for x
    x = 83,474,349.30/10,330.37
  6. Step 6: Final answer
    x = 8,080.48

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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.