Home / 4,898.16-7,342.92-1,818

Finding the Fourth Proportional to 4,898.16, 7,342.92 and 1,818

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Solution

The fourth proportional to 4,898.16, 7,342.92 and 1,818 is: 2,725.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,898.16 : 7,342.92 = 1,818 : x
  2. Step 2: Convert to fraction form
    4,898.16/7,342.92 = 1,818/x
  3. Step 3: Cross multiply
    4,898.16x = 7,342.92 × 1,818
  4. Step 4: Simplify right side
    4,898.16x = 13,349,428.56
  5. Step 5: Solve for x
    x = 13,349,428.56/4,898.16
  6. Step 6: Final answer
    x = 2,725.40

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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.