Home / 9,515.93-14,209.12-8,396.00

Finding the Fourth Proportional to 9,515.93, 14,209.12 and 8,396.00

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Solution

The fourth proportional to 9,515.93, 14,209.12 and 8,396.00 is: 12,536.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515.93 : 14,209.12 = 8,396.00 : x
  2. Step 2: Convert to fraction form
    9,515.93/14,209.12 = 8,396.00/x
  3. Step 3: Cross multiply
    9,515.93x = 14,209.12 × 8,396.00
  4. Step 4: Simplify right side
    9,515.93x = 119,299,764.25
  5. Step 5: Solve for x
    x = 119,299,764.25/9,515.93
  6. Step 6: Final answer
    x = 12,536.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.