Home / 10,999.02-16,495.80-4,995.71

Finding the Fourth Proportional to 10,999.02, 16,495.80 and 4,995.71

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Solution

The fourth proportional to 10,999.02, 16,495.80 and 4,995.71 is: 7,492.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,999.02 : 16,495.80 = 4,995.71 : x
  2. Step 2: Convert to fraction form
    10,999.02/16,495.80 = 4,995.71/x
  3. Step 3: Cross multiply
    10,999.02x = 16,495.80 × 4,995.71
  4. Step 4: Simplify right side
    10,999.02x = 82,408,233.02
  5. Step 5: Solve for x
    x = 82,408,233.02/10,999.02
  6. Step 6: Final answer
    x = 7,492.33

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1.5x scale

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.