Home / 6,969.24-10,442.90-4,189.32

Finding the Fourth Proportional to 6,969.24, 10,442.90 and 4,189.32

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Solution

The fourth proportional to 6,969.24, 10,442.90 and 4,189.32 is: 6,277.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,969.24 : 10,442.90 = 4,189.32 : x
  2. Step 2: Convert to fraction form
    6,969.24/10,442.90 = 4,189.32/x
  3. Step 3: Cross multiply
    6,969.24x = 10,442.90 × 4,189.32
  4. Step 4: Simplify right side
    6,969.24x = 43,748,649.83
  5. Step 5: Solve for x
    x = 43,748,649.83/6,969.24
  6. Step 6: Final answer
    x = 6,277.39

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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.