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Finding the Fourth Proportional to 2,437.70, 3,653.51 and 976.05

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Solution

The fourth proportional to 2,437.70, 3,653.51 and 976.05 is: 1,462.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,437.70 : 3,653.51 = 976.05 : x
  2. Step 2: Convert to fraction form
    2,437.70/3,653.51 = 976.05/x
  3. Step 3: Cross multiply
    2,437.70x = 3,653.51 × 976.05
  4. Step 4: Simplify right side
    2,437.70x = 3,566,003.56
  5. Step 5: Solve for x
    x = 3,566,003.56/2,437.70
  6. Step 6: Final answer
    x = 1,462.86

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1.5x scale

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.