Home / 9,028.97-12,461.45-5,492.21

Finding the Fourth Proportional to 9,028.97, 12,461.45 and 5,492.21

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Solution

The fourth proportional to 9,028.97, 12,461.45 and 5,492.21 is: 7,580.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028.97 : 12,461.45 = 5,492.21 : x
  2. Step 2: Convert to fraction form
    9,028.97/12,461.45 = 5,492.21/x
  3. Step 3: Cross multiply
    9,028.97x = 12,461.45 × 5,492.21
  4. Step 4: Simplify right side
    9,028.97x = 68,440,810.54
  5. Step 5: Solve for x
    x = 68,440,810.54/9,028.97
  6. Step 6: Final answer
    x = 7,580.14

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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.