Home / 11,175.30-15,421.66-6,070.75

Finding the Fourth Proportional to 11,175.30, 15,421.66 and 6,070.75

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Solution

The fourth proportional to 11,175.30, 15,421.66 and 6,070.75 is: 8,377.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,175.30 : 15,421.66 = 6,070.75 : x
  2. Step 2: Convert to fraction form
    11,175.30/15,421.66 = 6,070.75/x
  3. Step 3: Cross multiply
    11,175.30x = 15,421.66 × 6,070.75
  4. Step 4: Simplify right side
    11,175.30x = 93,620,988.71
  5. Step 5: Solve for x
    x = 93,620,988.71/11,175.30
  6. Step 6: Final answer
    x = 8,377.49

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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.