Home / 11,308.23-16,934.40-6,615.90

Finding the Fourth Proportional to 11,308.23, 16,934.40 and 6,615.90

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Solution

The fourth proportional to 11,308.23, 16,934.40 and 6,615.90 is: 9,907.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,308.23 : 16,934.40 = 6,615.90 : x
  2. Step 2: Convert to fraction form
    11,308.23/16,934.40 = 6,615.90/x
  3. Step 3: Cross multiply
    11,308.23x = 16,934.40 × 6,615.90
  4. Step 4: Simplify right side
    11,308.23x = 112,036,296.96
  5. Step 5: Solve for x
    x = 112,036,296.96/11,308.23
  6. Step 6: Final answer
    x = 9,907.50

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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.