Home / 5,069.76-7,603.92-1,372.32

Finding the Fourth Proportional to 5,069.76, 7,603.92 and 1,372.32

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Solution

The fourth proportional to 5,069.76, 7,603.92 and 1,372.32 is: 2,058.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,069.76 : 7,603.92 = 1,372.32 : x
  2. Step 2: Convert to fraction form
    5,069.76/7,603.92 = 1,372.32/x
  3. Step 3: Cross multiply
    5,069.76x = 7,603.92 × 1,372.32
  4. Step 4: Simplify right side
    5,069.76x = 10,435,011.49
  5. Step 5: Solve for x
    x = 10,435,011.49/5,069.76
  6. Step 6: Final answer
    x = 2,058.29

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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.