Home / 4,446.68-6,666.40-1,851.56

Finding the Fourth Proportional to 4,446.68, 6,666.40 and 1,851.56

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Solution

The fourth proportional to 4,446.68, 6,666.40 and 1,851.56 is: 2,775.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,446.68 : 6,666.40 = 1,851.56 : x
  2. Step 2: Convert to fraction form
    4,446.68/6,666.40 = 1,851.56/x
  3. Step 3: Cross multiply
    4,446.68x = 6,666.40 × 1,851.56
  4. Step 4: Simplify right side
    4,446.68x = 12,343,239.58
  5. Step 5: Solve for x
    x = 12,343,239.58/4,446.68
  6. Step 6: Final answer
    x = 2,775.83

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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.