Home / 10,358.40-15,528.22-3,783.04

Finding the Fourth Proportional to 10,358.40, 15,528.22 and 3,783.04

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Solution

The fourth proportional to 10,358.40, 15,528.22 and 3,783.04 is: 5,671.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,358.40 : 15,528.22 = 3,783.04 : x
  2. Step 2: Convert to fraction form
    10,358.40/15,528.22 = 3,783.04/x
  3. Step 3: Cross multiply
    10,358.40x = 15,528.22 × 3,783.04
  4. Step 4: Simplify right side
    10,358.40x = 58,743,877.39
  5. Step 5: Solve for x
    x = 58,743,877.39/10,358.40
  6. Step 6: Final answer
    x = 5,671.13

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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.