Home / 10,414.08-15,622.74-3,018.60

Finding the Fourth Proportional to 10,414.08, 15,622.74 and 3,018.60

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Solution

The fourth proportional to 10,414.08, 15,622.74 and 3,018.60 is: 4,528.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,414.08 : 15,622.74 = 3,018.60 : x
  2. Step 2: Convert to fraction form
    10,414.08/15,622.74 = 3,018.60/x
  3. Step 3: Cross multiply
    10,414.08x = 15,622.74 × 3,018.60
  4. Step 4: Simplify right side
    10,414.08x = 47,158,802.96
  5. Step 5: Solve for x
    x = 47,158,802.96/10,414.08
  6. Step 6: Final answer
    x = 4,528.37

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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.