Home / 9,849.12-14,775.36-4,917.84

Finding the Fourth Proportional to 9,849.12, 14,775.36 and 4,917.84

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Solution

The fourth proportional to 9,849.12, 14,775.36 and 4,917.84 is: 7,377.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,849.12 : 14,775.36 = 4,917.84 : x
  2. Step 2: Convert to fraction form
    9,849.12/14,775.36 = 4,917.84/x
  3. Step 3: Cross multiply
    9,849.12x = 14,775.36 × 4,917.84
  4. Step 4: Simplify right side
    9,849.12x = 72,662,856.42
  5. Step 5: Solve for x
    x = 72,662,856.42/9,849.12
  6. Step 6: Final answer
    x = 7,377.60

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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.