Home / 6,355.23-8,765.37-5,567.91

Finding the Fourth Proportional to 6,355.23, 8,765.37 and 5,567.91

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Solution

The fourth proportional to 6,355.23, 8,765.37 and 5,567.91 is: 7,679.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,355.23 : 8,765.37 = 5,567.91 : x
  2. Step 2: Convert to fraction form
    6,355.23/8,765.37 = 5,567.91/x
  3. Step 3: Cross multiply
    6,355.23x = 8,765.37 × 5,567.91
  4. Step 4: Simplify right side
    6,355.23x = 48,804,791.28
  5. Step 5: Solve for x
    x = 48,804,791.28/6,355.23
  6. Step 6: Final answer
    x = 7,679.47

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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.