Home / 3,048.70-4,572.78-1,488.10

Finding the Fourth Proportional to 3,048.70, 4,572.78 and 1,488.10

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Solution

The fourth proportional to 3,048.70, 4,572.78 and 1,488.10 is: 2,232.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.70 : 4,572.78 = 1,488.10 : x
  2. Step 2: Convert to fraction form
    3,048.70/4,572.78 = 1,488.10/x
  3. Step 3: Cross multiply
    3,048.70x = 4,572.78 × 1,488.10
  4. Step 4: Simplify right side
    3,048.70x = 6,804,753.92
  5. Step 5: Solve for x
    x = 6,804,753.92/3,048.70
  6. Step 6: Final answer
    x = 2,232.02

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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.