Home / 7,385.99-11,081.21-4,265.26

Finding the Fourth Proportional to 7,385.99, 11,081.21 and 4,265.26

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Solution

The fourth proportional to 7,385.99, 11,081.21 and 4,265.26 is: 6,399.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385.99 : 11,081.21 = 4,265.26 : x
  2. Step 2: Convert to fraction form
    7,385.99/11,081.21 = 4,265.26/x
  3. Step 3: Cross multiply
    7,385.99x = 11,081.21 × 4,265.26
  4. Step 4: Simplify right side
    7,385.99x = 47,264,192.74
  5. Step 5: Solve for x
    x = 47,264,192.74/7,385.99
  6. Step 6: Final answer
    x = 6,399.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.