Home / 7,315.45-10,096.09-4,484.72

Finding the Fourth Proportional to 7,315.45, 10,096.09 and 4,484.72

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Solution

The fourth proportional to 7,315.45, 10,096.09 and 4,484.72 is: 6,189.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315.45 : 10,096.09 = 4,484.72 : x
  2. Step 2: Convert to fraction form
    7,315.45/10,096.09 = 4,484.72/x
  3. Step 3: Cross multiply
    7,315.45x = 10,096.09 × 4,484.72
  4. Step 4: Simplify right side
    7,315.45x = 45,278,136.74
  5. Step 5: Solve for x
    x = 45,278,136.74/7,315.45
  6. Step 6: Final answer
    x = 6,189.39

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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.