Home / 7,462.56-10,299.60-4,478.88

Finding the Fourth Proportional to 7,462.56, 10,299.60 and 4,478.88

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Solution

The fourth proportional to 7,462.56, 10,299.60 and 4,478.88 is: 6,181.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,462.56 : 10,299.60 = 4,478.88 : x
  2. Step 2: Convert to fraction form
    7,462.56/10,299.60 = 4,478.88/x
  3. Step 3: Cross multiply
    7,462.56x = 10,299.60 × 4,478.88
  4. Step 4: Simplify right side
    7,462.56x = 46,130,672.45
  5. Step 5: Solve for x
    x = 46,130,672.45/7,462.56
  6. Step 6: Final answer
    x = 6,181.61

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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.