Home / 5,045.71-7,568.53-1,297.48

Finding the Fourth Proportional to 5,045.71, 7,568.53 and 1,297.48

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Solution

The fourth proportional to 5,045.71, 7,568.53 and 1,297.48 is: 1,946.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,045.71 : 7,568.53 = 1,297.48 : x
  2. Step 2: Convert to fraction form
    5,045.71/7,568.53 = 1,297.48/x
  3. Step 3: Cross multiply
    5,045.71x = 7,568.53 × 1,297.48
  4. Step 4: Simplify right side
    5,045.71x = 9,820,016.30
  5. Step 5: Solve for x
    x = 9,820,016.30/5,045.71
  6. Step 6: Final answer
    x = 1,946.21

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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.