Home / 4,124.90-6,190.23-1,530.02

Finding the Fourth Proportional to 4,124.90, 6,190.23 and 1,530.02

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Solution

The fourth proportional to 4,124.90, 6,190.23 and 1,530.02 is: 2,296.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,124.90 : 6,190.23 = 1,530.02 : x
  2. Step 2: Convert to fraction form
    4,124.90/6,190.23 = 1,530.02/x
  3. Step 3: Cross multiply
    4,124.90x = 6,190.23 × 1,530.02
  4. Step 4: Simplify right side
    4,124.90x = 9,471,175.70
  5. Step 5: Solve for x
    x = 9,471,175.70/4,124.90
  6. Step 6: Final answer
    x = 2,296.10

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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.