Home / 9,830.40-14,736.96-4,642.56

Finding the Fourth Proportional to 9,830.40, 14,736.96 and 4,642.56

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Solution

The fourth proportional to 9,830.40, 14,736.96 and 4,642.56 is: 6,959.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,830.40 : 14,736.96 = 4,642.56 : x
  2. Step 2: Convert to fraction form
    9,830.40/14,736.96 = 4,642.56/x
  3. Step 3: Cross multiply
    9,830.40x = 14,736.96 × 4,642.56
  4. Step 4: Simplify right side
    9,830.40x = 68,417,221.02
  5. Step 5: Solve for x
    x = 68,417,221.02/9,830.40
  6. Step 6: Final answer
    x = 6,959.76

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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.