Home / 7,126.02-10,688.87-3,845.52

Finding the Fourth Proportional to 7,126.02, 10,688.87 and 3,845.52

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Solution

The fourth proportional to 7,126.02, 10,688.87 and 3,845.52 is: 5,768.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,126.02 : 10,688.87 = 3,845.52 : x
  2. Step 2: Convert to fraction form
    7,126.02/10,688.87 = 3,845.52/x
  3. Step 3: Cross multiply
    7,126.02x = 10,688.87 × 3,845.52
  4. Step 4: Simplify right side
    7,126.02x = 41,104,272.98
  5. Step 5: Solve for x
    x = 41,104,272.98/7,126.02
  6. Step 6: Final answer
    x = 5,768.20

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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.