Home / 10,083.28-13,914.12-5,607.04

Finding the Fourth Proportional to 10,083.28, 13,914.12 and 5,607.04

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Solution

The fourth proportional to 10,083.28, 13,914.12 and 5,607.04 is: 7,737.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,083.28 : 13,914.12 = 5,607.04 : x
  2. Step 2: Convert to fraction form
    10,083.28/13,914.12 = 5,607.04/x
  3. Step 3: Cross multiply
    10,083.28x = 13,914.12 × 5,607.04
  4. Step 4: Simplify right side
    10,083.28x = 78,017,027.40
  5. Step 5: Solve for x
    x = 78,017,027.40/10,083.28
  6. Step 6: Final answer
    x = 7,737.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.