Home / 5,071.29-7,606.93-1,909.32

Finding the Fourth Proportional to 5,071.29, 7,606.93 and 1,909.32

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Solution

The fourth proportional to 5,071.29, 7,606.93 and 1,909.32 is: 2,863.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.29 : 7,606.93 = 1,909.32 : x
  2. Step 2: Convert to fraction form
    5,071.29/7,606.93 = 1,909.32/x
  3. Step 3: Cross multiply
    5,071.29x = 7,606.93 × 1,909.32
  4. Step 4: Simplify right side
    5,071.29x = 14,524,039.80
  5. Step 5: Solve for x
    x = 14,524,039.80/5,071.29
  6. Step 6: Final answer
    x = 2,863.97

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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.