Home / 9,183.16-12,671.80-5,203.48

Finding the Fourth Proportional to 9,183.16, 12,671.80 and 5,203.48

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Solution

The fourth proportional to 9,183.16, 12,671.80 and 5,203.48 is: 7,180.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,183.16 : 12,671.80 = 5,203.48 : x
  2. Step 2: Convert to fraction form
    9,183.16/12,671.80 = 5,203.48/x
  3. Step 3: Cross multiply
    9,183.16x = 12,671.80 × 5,203.48
  4. Step 4: Simplify right side
    9,183.16x = 65,937,457.86
  5. Step 5: Solve for x
    x = 65,937,457.86/9,183.16
  6. Step 6: Final answer
    x = 7,180.26

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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.