Home / 3,574.54-4,930.23-2,455.66

Finding the Fourth Proportional to 3,574.54, 4,930.23 and 2,455.66

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Solution

The fourth proportional to 3,574.54, 4,930.23 and 2,455.66 is: 3,387.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574.54 : 4,930.23 = 2,455.66 : x
  2. Step 2: Convert to fraction form
    3,574.54/4,930.23 = 2,455.66/x
  3. Step 3: Cross multiply
    3,574.54x = 4,930.23 × 2,455.66
  4. Step 4: Simplify right side
    3,574.54x = 12,106,968.60
  5. Step 5: Solve for x
    x = 12,106,968.60/3,574.54
  6. Step 6: Final answer
    x = 3,387.00

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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.