Home / 6,544.99-9,818.40-2,102.79

Finding the Fourth Proportional to 6,544.99, 9,818.40 and 2,102.79

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Solution

The fourth proportional to 6,544.99, 9,818.40 and 2,102.79 is: 3,154.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,544.99 : 9,818.40 = 2,102.79 : x
  2. Step 2: Convert to fraction form
    6,544.99/9,818.40 = 2,102.79/x
  3. Step 3: Cross multiply
    6,544.99x = 9,818.40 × 2,102.79
  4. Step 4: Simplify right side
    6,544.99x = 20,646,005.07
  5. Step 5: Solve for x
    x = 20,646,005.07/6,544.99
  6. Step 6: Final answer
    x = 3,154.48

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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.