Home / 2,488.35-3,724.63-1,653.76

Finding the Fourth Proportional to 2,488.35, 3,724.63 and 1,653.76

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Solution

The fourth proportional to 2,488.35, 3,724.63 and 1,653.76 is: 2,475.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488.35 : 3,724.63 = 1,653.76 : x
  2. Step 2: Convert to fraction form
    2,488.35/3,724.63 = 1,653.76/x
  3. Step 3: Cross multiply
    2,488.35x = 3,724.63 × 1,653.76
  4. Step 4: Simplify right side
    2,488.35x = 6,159,644.11
  5. Step 5: Solve for x
    x = 6,159,644.11/2,488.35
  6. Step 6: Final answer
    x = 2,475.39

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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.