Home / 7,356.16-11,030.78-2,672.87

Finding the Fourth Proportional to 7,356.16, 11,030.78 and 2,672.87

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Solution

The fourth proportional to 7,356.16, 11,030.78 and 2,672.87 is: 4,008.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,356.16 : 11,030.78 = 2,672.87 : x
  2. Step 2: Convert to fraction form
    7,356.16/11,030.78 = 2,672.87/x
  3. Step 3: Cross multiply
    7,356.16x = 11,030.78 × 2,672.87
  4. Step 4: Simplify right side
    7,356.16x = 29,483,840.94
  5. Step 5: Solve for x
    x = 29,483,840.94/7,356.16
  6. Step 6: Final answer
    x = 4,008.05

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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.