Home / 6,352.57-8,765.36-3,558.07

Finding the Fourth Proportional to 6,352.57, 8,765.36 and 3,558.07

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Solution

The fourth proportional to 6,352.57, 8,765.36 and 3,558.07 is: 4,909.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,352.57 : 8,765.36 = 3,558.07 : x
  2. Step 2: Convert to fraction form
    6,352.57/8,765.36 = 3,558.07/x
  3. Step 3: Cross multiply
    6,352.57x = 8,765.36 × 3,558.07
  4. Step 4: Simplify right side
    6,352.57x = 31,187,720.63
  5. Step 5: Solve for x
    x = 31,187,720.63/6,352.57
  6. Step 6: Final answer
    x = 4,909.47

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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.