Home / 2,455.08-3,387.80-1,460.12

Finding the Fourth Proportional to 2,455.08, 3,387.80 and 1,460.12

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Solution

The fourth proportional to 2,455.08, 3,387.80 and 1,460.12 is: 2,014.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455.08 : 3,387.80 = 1,460.12 : x
  2. Step 2: Convert to fraction form
    2,455.08/3,387.80 = 1,460.12/x
  3. Step 3: Cross multiply
    2,455.08x = 3,387.80 × 1,460.12
  4. Step 4: Simplify right side
    2,455.08x = 4,946,594.54
  5. Step 5: Solve for x
    x = 4,946,594.54/2,455.08
  6. Step 6: Final answer
    x = 2,014.84

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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.