Home / 10,512.40-14,497.34-7,675.30

Finding the Fourth Proportional to 10,512.40, 14,497.34 and 7,675.30

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Solution

The fourth proportional to 10,512.40, 14,497.34 and 7,675.30 is: 10,584.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,512.40 : 14,497.34 = 7,675.30 : x
  2. Step 2: Convert to fraction form
    10,512.40/14,497.34 = 7,675.30/x
  3. Step 3: Cross multiply
    10,512.40x = 14,497.34 × 7,675.30
  4. Step 4: Simplify right side
    10,512.40x = 111,271,433.70
  5. Step 5: Solve for x
    x = 111,271,433.70/10,512.40
  6. Step 6: Final answer
    x = 10,584.78

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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.