Home / 10,464.53-15,690.87-3,442.64

Finding the Fourth Proportional to 10,464.53, 15,690.87 and 3,442.64

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Solution

The fourth proportional to 10,464.53, 15,690.87 and 3,442.64 is: 5,162.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,464.53 : 15,690.87 = 3,442.64 : x
  2. Step 2: Convert to fraction form
    10,464.53/15,690.87 = 3,442.64/x
  3. Step 3: Cross multiply
    10,464.53x = 15,690.87 × 3,442.64
  4. Step 4: Simplify right side
    10,464.53x = 54,017,938.24
  5. Step 5: Solve for x
    x = 54,017,938.24/10,464.53
  6. Step 6: Final answer
    x = 5,162.01

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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.