Home / 8,899.85-13,332.63-4,992.41

Finding the Fourth Proportional to 8,899.85, 13,332.63 and 4,992.41

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Solution

The fourth proportional to 8,899.85, 13,332.63 and 4,992.41 is: 7,479.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,899.85 : 13,332.63 = 4,992.41 : x
  2. Step 2: Convert to fraction form
    8,899.85/13,332.63 = 4,992.41/x
  3. Step 3: Cross multiply
    8,899.85x = 13,332.63 × 4,992.41
  4. Step 4: Simplify right side
    8,899.85x = 66,561,955.34
  5. Step 5: Solve for x
    x = 66,561,955.34/8,899.85
  6. Step 6: Final answer
    x = 7,479.00

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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.