Home / 7,104.48-9,805.36-4,454.16

Finding the Fourth Proportional to 7,104.48, 9,805.36 and 4,454.16

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Solution

The fourth proportional to 7,104.48, 9,805.36 and 4,454.16 is: 6,147.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,104.48 : 9,805.36 = 4,454.16 : x
  2. Step 2: Convert to fraction form
    7,104.48/9,805.36 = 4,454.16/x
  3. Step 3: Cross multiply
    7,104.48x = 9,805.36 × 4,454.16
  4. Step 4: Simplify right side
    7,104.48x = 43,674,642.30
  5. Step 5: Solve for x
    x = 43,674,642.30/7,104.48
  6. Step 6: Final answer
    x = 6,147.48

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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.