Home / 11,617.87-16,032.90-6,313.03

Finding the Fourth Proportional to 11,617.87, 16,032.90 and 6,313.03

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Solution

The fourth proportional to 11,617.87, 16,032.90 and 6,313.03 is: 8,712.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,617.87 : 16,032.90 = 6,313.03 : x
  2. Step 2: Convert to fraction form
    11,617.87/16,032.90 = 6,313.03/x
  3. Step 3: Cross multiply
    11,617.87x = 16,032.90 × 6,313.03
  4. Step 4: Simplify right side
    11,617.87x = 101,216,066.96
  5. Step 5: Solve for x
    x = 101,216,066.96/11,617.87
  6. Step 6: Final answer
    x = 8,712.11

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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.