Home / 2,437.32-3,652.86-1,188.21

Finding the Fourth Proportional to 2,437.32, 3,652.86 and 1,188.21

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Solution

The fourth proportional to 2,437.32, 3,652.86 and 1,188.21 is: 1,780.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,437.32 : 3,652.86 = 1,188.21 : x
  2. Step 2: Convert to fraction form
    2,437.32/3,652.86 = 1,188.21/x
  3. Step 3: Cross multiply
    2,437.32x = 3,652.86 × 1,188.21
  4. Step 4: Simplify right side
    2,437.32x = 4,340,364.78
  5. Step 5: Solve for x
    x = 4,340,364.78/2,437.32
  6. Step 6: Final answer
    x = 1,780.79

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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.