Home / 5,343.01-8,015.43-1,645.16

Finding the Fourth Proportional to 5,343.01, 8,015.43 and 1,645.16

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Solution

The fourth proportional to 5,343.01, 8,015.43 and 1,645.16 is: 2,468.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.01 : 8,015.43 = 1,645.16 : x
  2. Step 2: Convert to fraction form
    5,343.01/8,015.43 = 1,645.16/x
  3. Step 3: Cross multiply
    5,343.01x = 8,015.43 × 1,645.16
  4. Step 4: Simplify right side
    5,343.01x = 13,186,664.82
  5. Step 5: Solve for x
    x = 13,186,664.82/5,343.01
  6. Step 6: Final answer
    x = 2,468.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.