Home / 9,450.99-13,042.16-5,259.63

Finding the Fourth Proportional to 9,450.99, 13,042.16 and 5,259.63

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Solution

The fourth proportional to 9,450.99, 13,042.16 and 5,259.63 is: 7,258.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,450.99 : 13,042.16 = 5,259.63 : x
  2. Step 2: Convert to fraction form
    9,450.99/13,042.16 = 5,259.63/x
  3. Step 3: Cross multiply
    9,450.99x = 13,042.16 × 5,259.63
  4. Step 4: Simplify right side
    9,450.99x = 68,596,909.70
  5. Step 5: Solve for x
    x = 68,596,909.70/9,450.99
  6. Step 6: Final answer
    x = 7,258.17

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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.