Home / 10,823.29-14,936.20-6,851.45

Finding the Fourth Proportional to 10,823.29, 14,936.20 and 6,851.45

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Solution

The fourth proportional to 10,823.29, 14,936.20 and 6,851.45 is: 9,455.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,823.29 : 14,936.20 = 6,851.45 : x
  2. Step 2: Convert to fraction form
    10,823.29/14,936.20 = 6,851.45/x
  3. Step 3: Cross multiply
    10,823.29x = 14,936.20 × 6,851.45
  4. Step 4: Simplify right side
    10,823.29x = 102,334,647.70
  5. Step 5: Solve for x
    x = 102,334,647.70/10,823.29
  6. Step 6: Final answer
    x = 9,455.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.