Home / 4,048.60-6,072.90-3,875.80

Finding the Fourth Proportional to 4,048.60, 6,072.90 and 3,875.80

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Solution

The fourth proportional to 4,048.60, 6,072.90 and 3,875.80 is: 5,813.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,048.60 : 6,072.90 = 3,875.80 : x
  2. Step 2: Convert to fraction form
    4,048.60/6,072.90 = 3,875.80/x
  3. Step 3: Cross multiply
    4,048.60x = 6,072.90 × 3,875.80
  4. Step 4: Simplify right side
    4,048.60x = 23,537,345.82
  5. Step 5: Solve for x
    x = 23,537,345.82/4,048.60
  6. Step 6: Final answer
    x = 5,813.70

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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.