Home / 5,041.90-7,564.39-2,578.45

Finding the Fourth Proportional to 5,041.90, 7,564.39 and 2,578.45

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Solution

The fourth proportional to 5,041.90, 7,564.39 and 2,578.45 is: 3,868.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,041.90 : 7,564.39 = 2,578.45 : x
  2. Step 2: Convert to fraction form
    5,041.90/7,564.39 = 2,578.45/x
  3. Step 3: Cross multiply
    5,041.90x = 7,564.39 × 2,578.45
  4. Step 4: Simplify right side
    5,041.90x = 19,504,401.40
  5. Step 5: Solve for x
    x = 19,504,401.40/5,041.90
  6. Step 6: Final answer
    x = 3,868.46

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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.