Home / 6,629.02-9,148.26-3,645.13

Finding the Fourth Proportional to 6,629.02, 9,148.26 and 3,645.13

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Solution

The fourth proportional to 6,629.02, 9,148.26 and 3,645.13 is: 5,030.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629.02 : 9,148.26 = 3,645.13 : x
  2. Step 2: Convert to fraction form
    6,629.02/9,148.26 = 3,645.13/x
  3. Step 3: Cross multiply
    6,629.02x = 9,148.26 × 3,645.13
  4. Step 4: Simplify right side
    6,629.02x = 33,346,596.97
  5. Step 5: Solve for x
    x = 33,346,596.97/6,629.02
  6. Step 6: Final answer
    x = 5,030.40

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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.