Home / 5,617.04-7,749.96-3,627.68

Finding the Fourth Proportional to 5,617.04, 7,749.96 and 3,627.68

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Solution

The fourth proportional to 5,617.04, 7,749.96 and 3,627.68 is: 5,005.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,617.04 : 7,749.96 = 3,627.68 : x
  2. Step 2: Convert to fraction form
    5,617.04/7,749.96 = 3,627.68/x
  3. Step 3: Cross multiply
    5,617.04x = 7,749.96 × 3,627.68
  4. Step 4: Simplify right side
    5,617.04x = 28,114,374.89
  5. Step 5: Solve for x
    x = 28,114,374.89/5,617.04
  6. Step 6: Final answer
    x = 5,005.19

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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.