Home / 5,646.23-7,792.09-3,408.08

Finding the Fourth Proportional to 5,646.23, 7,792.09 and 3,408.08

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Solution

The fourth proportional to 5,646.23, 7,792.09 and 3,408.08 is: 4,703.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,646.23 : 7,792.09 = 3,408.08 : x
  2. Step 2: Convert to fraction form
    5,646.23/7,792.09 = 3,408.08/x
  3. Step 3: Cross multiply
    5,646.23x = 7,792.09 × 3,408.08
  4. Step 4: Simplify right side
    5,646.23x = 26,556,027.13
  5. Step 5: Solve for x
    x = 26,556,027.13/5,646.23
  6. Step 6: Final answer
    x = 4,703.32

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Half scale
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Double scale
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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.