Home / 11,347.12-17,019.70-3,950.32

Finding the Fourth Proportional to 11,347.12, 17,019.70 and 3,950.32

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Solution

The fourth proportional to 11,347.12, 17,019.70 and 3,950.32 is: 5,925.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,347.12 : 17,019.70 = 3,950.32 : x
  2. Step 2: Convert to fraction form
    11,347.12/17,019.70 = 3,950.32/x
  3. Step 3: Cross multiply
    11,347.12x = 17,019.70 × 3,950.32
  4. Step 4: Simplify right side
    11,347.12x = 67,233,261.30
  5. Step 5: Solve for x
    x = 67,233,261.30/11,347.12
  6. Step 6: Final answer
    x = 5,925.14

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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.