Home / 10,518.26-14,515.89-6,797.30

Finding the Fourth Proportional to 10,518.26, 14,515.89 and 6,797.30

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Solution

The fourth proportional to 10,518.26, 14,515.89 and 6,797.30 is: 9,380.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,518.26 : 14,515.89 = 6,797.30 : x
  2. Step 2: Convert to fraction form
    10,518.26/14,515.89 = 6,797.30/x
  3. Step 3: Cross multiply
    10,518.26x = 14,515.89 × 6,797.30
  4. Step 4: Simplify right side
    10,518.26x = 98,668,859.10
  5. Step 5: Solve for x
    x = 98,668,859.10/10,518.26
  6. Step 6: Final answer
    x = 9,380.72

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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.