Home / 4,455.09-6,147.39-2,465.65

Finding the Fourth Proportional to 4,455.09, 6,147.39 and 2,465.65

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Solution

The fourth proportional to 4,455.09, 6,147.39 and 2,465.65 is: 3,402.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455.09 : 6,147.39 = 2,465.65 : x
  2. Step 2: Convert to fraction form
    4,455.09/6,147.39 = 2,465.65/x
  3. Step 3: Cross multiply
    4,455.09x = 6,147.39 × 2,465.65
  4. Step 4: Simplify right side
    4,455.09x = 15,157,283.22
  5. Step 5: Solve for x
    x = 15,157,283.22/4,455.09
  6. Step 6: Final answer
    x = 3,402.24

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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.