Home / 2,459.22-3,688.86-1,432.50

Finding the Fourth Proportional to 2,459.22, 3,688.86 and 1,432.50

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Solution

The fourth proportional to 2,459.22, 3,688.86 and 1,432.50 is: 2,148.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459.22 : 3,688.86 = 1,432.50 : x
  2. Step 2: Convert to fraction form
    2,459.22/3,688.86 = 1,432.50/x
  3. Step 3: Cross multiply
    2,459.22x = 3,688.86 × 1,432.50
  4. Step 4: Simplify right side
    2,459.22x = 5,284,291.95
  5. Step 5: Solve for x
    x = 5,284,291.95/2,459.22
  6. Step 6: Final answer
    x = 2,148.77

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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.