Home / 4,360.48-6,540.08-1,438.41

Finding the Fourth Proportional to 4,360.48, 6,540.08 and 1,438.41

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Solution

The fourth proportional to 4,360.48, 6,540.08 and 1,438.41 is: 2,157.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,360.48 : 6,540.08 = 1,438.41 : x
  2. Step 2: Convert to fraction form
    4,360.48/6,540.08 = 1,438.41/x
  3. Step 3: Cross multiply
    4,360.48x = 6,540.08 × 1,438.41
  4. Step 4: Simplify right side
    4,360.48x = 9,407,316.47
  5. Step 5: Solve for x
    x = 9,407,316.47/4,360.48
  6. Step 6: Final answer
    x = 2,157.40

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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.