Home / 11,862.30-16,368.84-6,556.26

Finding the Fourth Proportional to 11,862.30, 16,368.84 and 6,556.26

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Solution

The fourth proportional to 11,862.30, 16,368.84 and 6,556.26 is: 9,047.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,862.30 : 16,368.84 = 6,556.26 : x
  2. Step 2: Convert to fraction form
    11,862.30/16,368.84 = 6,556.26/x
  3. Step 3: Cross multiply
    11,862.30x = 16,368.84 × 6,556.26
  4. Step 4: Simplify right side
    11,862.30x = 107,318,370.94
  5. Step 5: Solve for x
    x = 107,318,370.94/11,862.30
  6. Step 6: Final answer
    x = 9,047.01

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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.