Home / 10,298.28-15,435.48-4,739.96

Finding the Fourth Proportional to 10,298.28, 15,435.48 and 4,739.96

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Solution

The fourth proportional to 10,298.28, 15,435.48 and 4,739.96 is: 7,104.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,298.28 : 15,435.48 = 4,739.96 : x
  2. Step 2: Convert to fraction form
    10,298.28/15,435.48 = 4,739.96/x
  3. Step 3: Cross multiply
    10,298.28x = 15,435.48 × 4,739.96
  4. Step 4: Simplify right side
    10,298.28x = 73,163,557.78
  5. Step 5: Solve for x
    x = 73,163,557.78/10,298.28
  6. Step 6: Final answer
    x = 7,104.44

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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.