Home / 4,515.59-6,769.74-4,151.09

Finding the Fourth Proportional to 4,515.59, 6,769.74 and 4,151.09

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Solution

The fourth proportional to 4,515.59, 6,769.74 and 4,151.09 is: 6,223.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515.59 : 6,769.74 = 4,151.09 : x
  2. Step 2: Convert to fraction form
    4,515.59/6,769.74 = 4,151.09/x
  3. Step 3: Cross multiply
    4,515.59x = 6,769.74 × 4,151.09
  4. Step 4: Simplify right side
    4,515.59x = 28,101,762.34
  5. Step 5: Solve for x
    x = 28,101,762.34/4,515.59
  6. Step 6: Final answer
    x = 6,223.28

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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.