Home / 6,519.84-9,779.66-1,589.47

Finding the Fourth Proportional to 6,519.84, 9,779.66 and 1,589.47

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Solution

The fourth proportional to 6,519.84, 9,779.66 and 1,589.47 is: 2,384.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,519.84 : 9,779.66 = 1,589.47 : x
  2. Step 2: Convert to fraction form
    6,519.84/9,779.66 = 1,589.47/x
  3. Step 3: Cross multiply
    6,519.84x = 9,779.66 × 1,589.47
  4. Step 4: Simplify right side
    6,519.84x = 15,544,472.21
  5. Step 5: Solve for x
    x = 15,544,472.21/6,519.84
  6. Step 6: Final answer
    x = 2,384.18

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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.