Home / 7,103.39-10,661.65-3,595.86

Finding the Fourth Proportional to 7,103.39, 10,661.65 and 3,595.86

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Solution

The fourth proportional to 7,103.39, 10,661.65 and 3,595.86 is: 5,397.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,103.39 : 10,661.65 = 3,595.86 : x
  2. Step 2: Convert to fraction form
    7,103.39/10,661.65 = 3,595.86/x
  3. Step 3: Cross multiply
    7,103.39x = 10,661.65 × 3,595.86
  4. Step 4: Simplify right side
    7,103.39x = 38,337,809.76
  5. Step 5: Solve for x
    x = 38,337,809.76/7,103.39
  6. Step 6: Final answer
    x = 5,397.11

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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.