Home / 4,459.29-6,686.51-1,860.27

Finding the Fourth Proportional to 4,459.29, 6,686.51 and 1,860.27

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Solution

The fourth proportional to 4,459.29, 6,686.51 and 1,860.27 is: 2,789.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,459.29 : 6,686.51 = 1,860.27 : x
  2. Step 2: Convert to fraction form
    4,459.29/6,686.51 = 1,860.27/x
  3. Step 3: Cross multiply
    4,459.29x = 6,686.51 × 1,860.27
  4. Step 4: Simplify right side
    4,459.29x = 12,438,704.66
  5. Step 5: Solve for x
    x = 12,438,704.66/4,459.29
  6. Step 6: Final answer
    x = 2,789.39

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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.