Home / 6,743.46-9,303.30-4,089.90

Finding the Fourth Proportional to 6,743.46, 9,303.30 and 4,089.90

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Solution

The fourth proportional to 6,743.46, 9,303.30 and 4,089.90 is: 5,642.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743.46 : 9,303.30 = 4,089.90 : x
  2. Step 2: Convert to fraction form
    6,743.46/9,303.30 = 4,089.90/x
  3. Step 3: Cross multiply
    6,743.46x = 9,303.30 × 4,089.90
  4. Step 4: Simplify right side
    6,743.46x = 38,049,566.67
  5. Step 5: Solve for x
    x = 38,049,566.67/6,743.46
  6. Step 6: Final answer
    x = 5,642.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.