Home / 6,275.40-9,405.95-2,983.83

Finding the Fourth Proportional to 6,275.40, 9,405.95 and 2,983.83

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Solution

The fourth proportional to 6,275.40, 9,405.95 and 2,983.83 is: 4,472.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,275.40 : 9,405.95 = 2,983.83 : x
  2. Step 2: Convert to fraction form
    6,275.40/9,405.95 = 2,983.83/x
  3. Step 3: Cross multiply
    6,275.40x = 9,405.95 × 2,983.83
  4. Step 4: Simplify right side
    6,275.40x = 28,065,740.87
  5. Step 5: Solve for x
    x = 28,065,740.87/6,275.40
  6. Step 6: Final answer
    x = 4,472.34

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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.