Home / 10,357.47-15,533.58-2,961.96

Finding the Fourth Proportional to 10,357.47, 15,533.58 and 2,961.96

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Solution

The fourth proportional to 10,357.47, 15,533.58 and 2,961.96 is: 4,442.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,357.47 : 15,533.58 = 2,961.96 : x
  2. Step 2: Convert to fraction form
    10,357.47/15,533.58 = 2,961.96/x
  3. Step 3: Cross multiply
    10,357.47x = 15,533.58 × 2,961.96
  4. Step 4: Simplify right side
    10,357.47x = 46,009,842.62
  5. Step 5: Solve for x
    x = 46,009,842.62/10,357.47
  6. Step 6: Final answer
    x = 4,442.19

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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.