Home / 5,340.36-8,005.68-2,877.24

Finding the Fourth Proportional to 5,340.36, 8,005.68 and 2,877.24

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Solution

The fourth proportional to 5,340.36, 8,005.68 and 2,877.24 is: 4,313.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.36 : 8,005.68 = 2,877.24 : x
  2. Step 2: Convert to fraction form
    5,340.36/8,005.68 = 2,877.24/x
  3. Step 3: Cross multiply
    5,340.36x = 8,005.68 × 2,877.24
  4. Step 4: Simplify right side
    5,340.36x = 23,034,262.72
  5. Step 5: Solve for x
    x = 23,034,262.72/5,340.36
  6. Step 6: Final answer
    x = 4,313.24

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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.