Home / 4,095.20-6,142.80-1,497.80

Finding the Fourth Proportional to 4,095.20, 6,142.80 and 1,497.80

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Solution

The fourth proportional to 4,095.20, 6,142.80 and 1,497.80 is: 2,246.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,095.20 : 6,142.80 = 1,497.80 : x
  2. Step 2: Convert to fraction form
    4,095.20/6,142.80 = 1,497.80/x
  3. Step 3: Cross multiply
    4,095.20x = 6,142.80 × 1,497.80
  4. Step 4: Simplify right side
    4,095.20x = 9,200,685.84
  5. Step 5: Solve for x
    x = 9,200,685.84/4,095.20
  6. Step 6: Final answer
    x = 2,246.70

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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.