Home / 13,084.47-19,619.42-4,317.03

Finding the Fourth Proportional to 13,084.47, 19,619.42 and 4,317.03

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Solution

The fourth proportional to 13,084.47, 19,619.42 and 4,317.03 is: 6,473.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,084.47 : 19,619.42 = 4,317.03 : x
  2. Step 2: Convert to fraction form
    13,084.47/19,619.42 = 4,317.03/x
  3. Step 3: Cross multiply
    13,084.47x = 19,619.42 × 4,317.03
  4. Step 4: Simplify right side
    13,084.47x = 84,697,603.14
  5. Step 5: Solve for x
    x = 84,697,603.14/13,084.47
  6. Step 6: Final answer
    x = 6,473.14

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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.