Home / 6,688.72-9,230.24-4,034.80

Finding the Fourth Proportional to 6,688.72, 9,230.24 and 4,034.80

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Solution

The fourth proportional to 6,688.72, 9,230.24 and 4,034.80 is: 5,567.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688.72 : 9,230.24 = 4,034.80 : x
  2. Step 2: Convert to fraction form
    6,688.72/9,230.24 = 4,034.80/x
  3. Step 3: Cross multiply
    6,688.72x = 9,230.24 × 4,034.80
  4. Step 4: Simplify right side
    6,688.72x = 37,242,172.35
  5. Step 5: Solve for x
    x = 37,242,172.35/6,688.72
  6. Step 6: Final answer
    x = 5,567.91

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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.