Home / 5,071.28-7,606.64-1,608.26

Finding the Fourth Proportional to 5,071.28, 7,606.64 and 1,608.26

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Solution

The fourth proportional to 5,071.28, 7,606.64 and 1,608.26 is: 2,412.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.28 : 7,606.64 = 1,608.26 : x
  2. Step 2: Convert to fraction form
    5,071.28/7,606.64 = 1,608.26/x
  3. Step 3: Cross multiply
    5,071.28x = 7,606.64 × 1,608.26
  4. Step 4: Simplify right side
    5,071.28x = 12,233,420.83
  5. Step 5: Solve for x
    x = 12,233,420.83/5,071.28
  6. Step 6: Final answer
    x = 2,412.30

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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.