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Finding the Fourth Proportional to 2,997.55, 4,494.37 and 1,437.51

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Solution

The fourth proportional to 2,997.55, 4,494.37 and 1,437.51 is: 2,155.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997.55 : 4,494.37 = 1,437.51 : x
  2. Step 2: Convert to fraction form
    2,997.55/4,494.37 = 1,437.51/x
  3. Step 3: Cross multiply
    2,997.55x = 4,494.37 × 1,437.51
  4. Step 4: Simplify right side
    2,997.55x = 6,460,701.82
  5. Step 5: Solve for x
    x = 6,460,701.82/2,997.55
  6. Step 6: Final answer
    x = 2,155.33

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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.