Home / 2,327.37-3,491.10-767.40

Finding the Fourth Proportional to 2,327.37, 3,491.10 and 767.40

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Solution

The fourth proportional to 2,327.37, 3,491.10 and 767.40 is: 1,151.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,327.37 : 3,491.10 = 767.40 : x
  2. Step 2: Convert to fraction form
    2,327.37/3,491.10 = 767.40/x
  3. Step 3: Cross multiply
    2,327.37x = 3,491.10 × 767.40
  4. Step 4: Simplify right side
    2,327.37x = 2,679,070.14
  5. Step 5: Solve for x
    x = 2,679,070.14/2,327.37
  6. Step 6: Final answer
    x = 1,151.11

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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.