Home / 10,464.60-15,697.80-3,442.50

Finding the Fourth Proportional to 10,464.60, 15,697.80 and 3,442.50

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Solution

The fourth proportional to 10,464.60, 15,697.80 and 3,442.50 is: 5,164.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,464.60 : 15,697.80 = 3,442.50 : x
  2. Step 2: Convert to fraction form
    10,464.60/15,697.80 = 3,442.50/x
  3. Step 3: Cross multiply
    10,464.60x = 15,697.80 × 3,442.50
  4. Step 4: Simplify right side
    10,464.60x = 54,039,676.50
  5. Step 5: Solve for x
    x = 54,039,676.50/10,464.60
  6. Step 6: Final answer
    x = 5,164.05

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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.