Home / 9,028.19-12,458.10-5,492.54

Finding the Fourth Proportional to 9,028.19, 12,458.10 and 5,492.54

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Solution

The fourth proportional to 9,028.19, 12,458.10 and 5,492.54 is: 7,579.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028.19 : 12,458.10 = 5,492.54 : x
  2. Step 2: Convert to fraction form
    9,028.19/12,458.10 = 5,492.54/x
  3. Step 3: Cross multiply
    9,028.19x = 12,458.10 × 5,492.54
  4. Step 4: Simplify right side
    9,028.19x = 68,426,664.32
  5. Step 5: Solve for x
    x = 68,426,664.32/9,028.19
  6. Step 6: Final answer
    x = 7,579.22

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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.