Home / 11,302.30-16,953.81-3,907.18

Finding the Fourth Proportional to 11,302.30, 16,953.81 and 3,907.18

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Solution

The fourth proportional to 11,302.30, 16,953.81 and 3,907.18 is: 5,860.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,302.30 : 16,953.81 = 3,907.18 : x
  2. Step 2: Convert to fraction form
    11,302.30/16,953.81 = 3,907.18/x
  3. Step 3: Cross multiply
    11,302.30x = 16,953.81 × 3,907.18
  4. Step 4: Simplify right side
    11,302.30x = 66,241,587.36
  5. Step 5: Solve for x
    x = 66,241,587.36/11,302.30
  6. Step 6: Final answer
    x = 5,860.89

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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.