Home / 12,340.75-17,030.52-6,751.75

Finding the Fourth Proportional to 12,340.75, 17,030.52 and 6,751.75

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Solution

The fourth proportional to 12,340.75, 17,030.52 and 6,751.75 is: 9,317.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,340.75 : 17,030.52 = 6,751.75 : x
  2. Step 2: Convert to fraction form
    12,340.75/17,030.52 = 6,751.75/x
  3. Step 3: Cross multiply
    12,340.75x = 17,030.52 × 6,751.75
  4. Step 4: Simplify right side
    12,340.75x = 114,985,813.41
  5. Step 5: Solve for x
    x = 114,985,813.41/12,340.75
  6. Step 6: Final answer
    x = 9,317.57

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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.