Home / 3,873.18-5,343.11-2,300.16

Finding the Fourth Proportional to 3,873.18, 5,343.11 and 2,300.16

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Solution

The fourth proportional to 3,873.18, 5,343.11 and 2,300.16 is: 3,173.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873.18 : 5,343.11 = 2,300.16 : x
  2. Step 2: Convert to fraction form
    3,873.18/5,343.11 = 2,300.16/x
  3. Step 3: Cross multiply
    3,873.18x = 5,343.11 × 2,300.16
  4. Step 4: Simplify right side
    3,873.18x = 12,290,038.00
  5. Step 5: Solve for x
    x = 12,290,038.00/3,873.18
  6. Step 6: Final answer
    x = 3,173.11

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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.