Home / 5,017.75-7,512.65-2,547.25

Finding the Fourth Proportional to 5,017.75, 7,512.65 and 2,547.25

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Solution

The fourth proportional to 5,017.75, 7,512.65 and 2,547.25 is: 3,813.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,017.75 : 7,512.65 = 2,547.25 : x
  2. Step 2: Convert to fraction form
    5,017.75/7,512.65 = 2,547.25/x
  3. Step 3: Cross multiply
    5,017.75x = 7,512.65 × 2,547.25
  4. Step 4: Simplify right side
    5,017.75x = 19,136,575.75
  5. Step 5: Solve for x
    x = 19,136,575.75/5,017.75
  6. Step 6: Final answer
    x = 3,813.78

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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.