Home / 2,437.72-3,655.34-1,205.68

Finding the Fourth Proportional to 2,437.72, 3,655.34 and 1,205.68

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Solution

The fourth proportional to 2,437.72, 3,655.34 and 1,205.68 is: 1,807.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,437.72 : 3,655.34 = 1,205.68 : x
  2. Step 2: Convert to fraction form
    2,437.72/3,655.34 = 1,205.68/x
  3. Step 3: Cross multiply
    2,437.72x = 3,655.34 × 1,205.68
  4. Step 4: Simplify right side
    2,437.72x = 4,407,170.33
  5. Step 5: Solve for x
    x = 4,407,170.33/2,437.72
  6. Step 6: Final answer
    x = 1,807.91

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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.