Home / 4,360.76-6,539.64-1,438.35

Finding the Fourth Proportional to 4,360.76, 6,539.64 and 1,438.35

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Solution

The fourth proportional to 4,360.76, 6,539.64 and 1,438.35 is: 2,157.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,360.76 : 6,539.64 = 1,438.35 : x
  2. Step 2: Convert to fraction form
    4,360.76/6,539.64 = 1,438.35/x
  3. Step 3: Cross multiply
    4,360.76x = 6,539.64 × 1,438.35
  4. Step 4: Simplify right side
    4,360.76x = 9,406,291.19
  5. Step 5: Solve for x
    x = 9,406,291.19/4,360.76
  6. Step 6: Final answer
    x = 2,157.03

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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.