Home / 4,270.48-6,405.18-1,150.74

Finding the Fourth Proportional to 4,270.48, 6,405.18 and 1,150.74

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Solution

The fourth proportional to 4,270.48, 6,405.18 and 1,150.74 is: 1,725.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,270.48 : 6,405.18 = 1,150.74 : x
  2. Step 2: Convert to fraction form
    4,270.48/6,405.18 = 1,150.74/x
  3. Step 3: Cross multiply
    4,270.48x = 6,405.18 × 1,150.74
  4. Step 4: Simplify right side
    4,270.48x = 7,370,696.83
  5. Step 5: Solve for x
    x = 7,370,696.83/4,270.48
  6. Step 6: Final answer
    x = 1,725.96

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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.