Home / 7,643.36-11,466.06-3,025.28

Finding the Fourth Proportional to 7,643.36, 11,466.06 and 3,025.28

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Solution

The fourth proportional to 7,643.36, 11,466.06 and 3,025.28 is: 4,538.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,643.36 : 11,466.06 = 3,025.28 : x
  2. Step 2: Convert to fraction form
    7,643.36/11,466.06 = 3,025.28/x
  3. Step 3: Cross multiply
    7,643.36x = 11,466.06 × 3,025.28
  4. Step 4: Simplify right side
    7,643.36x = 34,688,042.00
  5. Step 5: Solve for x
    x = 34,688,042.00/7,643.36
  6. Step 6: Final answer
    x = 4,538.32

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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.