Home / 5,095.16-7,642.75-1,397.44

Finding the Fourth Proportional to 5,095.16, 7,642.75 and 1,397.44

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Solution

The fourth proportional to 5,095.16, 7,642.75 and 1,397.44 is: 2,096.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,095.16 : 7,642.75 = 1,397.44 : x
  2. Step 2: Convert to fraction form
    5,095.16/7,642.75 = 1,397.44/x
  3. Step 3: Cross multiply
    5,095.16x = 7,642.75 × 1,397.44
  4. Step 4: Simplify right side
    5,095.16x = 10,680,284.56
  5. Step 5: Solve for x
    x = 10,680,284.56/5,095.16
  6. Step 6: Final answer
    x = 2,096.16

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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.