Home / 5,069.40-7,603.14-1,782.36

Finding the Fourth Proportional to 5,069.40, 7,603.14 and 1,782.36

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Solution

The fourth proportional to 5,069.40, 7,603.14 and 1,782.36 is: 2,673.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,069.40 : 7,603.14 = 1,782.36 : x
  2. Step 2: Convert to fraction form
    5,069.40/7,603.14 = 1,782.36/x
  3. Step 3: Cross multiply
    5,069.40x = 7,603.14 × 1,782.36
  4. Step 4: Simplify right side
    5,069.40x = 13,551,532.61
  5. Step 5: Solve for x
    x = 13,551,532.61/5,069.40
  6. Step 6: Final answer
    x = 2,673.20

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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.