Home / 7,117.85-10,674.14-2,436.86

Finding the Fourth Proportional to 7,117.85, 10,674.14 and 2,436.86

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Solution

The fourth proportional to 7,117.85, 10,674.14 and 2,436.86 is: 3,654.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117.85 : 10,674.14 = 2,436.86 : x
  2. Step 2: Convert to fraction form
    7,117.85/10,674.14 = 2,436.86/x
  3. Step 3: Cross multiply
    7,117.85x = 10,674.14 × 2,436.86
  4. Step 4: Simplify right side
    7,117.85x = 26,011,319.25
  5. Step 5: Solve for x
    x = 26,011,319.25/7,117.85
  6. Step 6: Final answer
    x = 3,654.38

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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.