Home / 5,069.19-7,603.21-1,371.20

Finding the Fourth Proportional to 5,069.19, 7,603.21 and 1,371.20

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Solution

The fourth proportional to 5,069.19, 7,603.21 and 1,371.20 is: 2,056.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,069.19 : 7,603.21 = 1,371.20 : x
  2. Step 2: Convert to fraction form
    5,069.19/7,603.21 = 1,371.20/x
  3. Step 3: Cross multiply
    5,069.19x = 7,603.21 × 1,371.20
  4. Step 4: Simplify right side
    5,069.19x = 10,425,514.70
  5. Step 5: Solve for x
    x = 10,425,514.70/5,069.19
  6. Step 6: Final answer
    x = 2,056.64

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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.