Home / 4,123.08-6,184.90-1,201.40

Finding the Fourth Proportional to 4,123.08, 6,184.90 and 1,201.40

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Solution

The fourth proportional to 4,123.08, 6,184.90 and 1,201.40 is: 1,802.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.08 : 6,184.90 = 1,201.40 : x
  2. Step 2: Convert to fraction form
    4,123.08/6,184.90 = 1,201.40/x
  3. Step 3: Cross multiply
    4,123.08x = 6,184.90 × 1,201.40
  4. Step 4: Simplify right side
    4,123.08x = 7,430,538.86
  5. Step 5: Solve for x
    x = 7,430,538.86/4,123.08
  6. Step 6: Final answer
    x = 1,802.18

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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.