Home / 5,095.68-7,643.32-1,397.64

Finding the Fourth Proportional to 5,095.68, 7,643.32 and 1,397.64

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Solution

The fourth proportional to 5,095.68, 7,643.32 and 1,397.64 is: 2,096.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,095.68 : 7,643.32 = 1,397.64 : x
  2. Step 2: Convert to fraction form
    5,095.68/7,643.32 = 1,397.64/x
  3. Step 3: Cross multiply
    5,095.68x = 7,643.32 × 1,397.64
  4. Step 4: Simplify right side
    5,095.68x = 10,682,609.76
  5. Step 5: Solve for x
    x = 10,682,609.76/5,095.68
  6. Step 6: Final answer
    x = 2,096.41

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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.