Home / 8,363.48-11,539.72-5,675.08

Finding the Fourth Proportional to 8,363.48, 11,539.72 and 5,675.08

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Solution

The fourth proportional to 8,363.48, 11,539.72 and 5,675.08 is: 7,830.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,363.48 : 11,539.72 = 5,675.08 : x
  2. Step 2: Convert to fraction form
    8,363.48/11,539.72 = 5,675.08/x
  3. Step 3: Cross multiply
    8,363.48x = 11,539.72 × 5,675.08
  4. Step 4: Simplify right side
    8,363.48x = 65,488,834.18
  5. Step 5: Solve for x
    x = 65,488,834.18/8,363.48
  6. Step 6: Final answer
    x = 7,830.33

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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.