Home / 6,627.08-9,145.36-3,643.10

Finding the Fourth Proportional to 6,627.08, 9,145.36 and 3,643.10

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Solution

The fourth proportional to 6,627.08, 9,145.36 and 3,643.10 is: 5,027.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,627.08 : 9,145.36 = 3,643.10 : x
  2. Step 2: Convert to fraction form
    6,627.08/9,145.36 = 3,643.10/x
  3. Step 3: Cross multiply
    6,627.08x = 9,145.36 × 3,643.10
  4. Step 4: Simplify right side
    6,627.08x = 33,317,461.02
  5. Step 5: Solve for x
    x = 33,317,461.02/6,627.08
  6. Step 6: Final answer
    x = 5,027.47

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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.