Home / 2,480.93-3,423.58-1,485.63

Finding the Fourth Proportional to 2,480.93, 3,423.58 and 1,485.63

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Solution

The fourth proportional to 2,480.93, 3,423.58 and 1,485.63 is: 2,050.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,480.93 : 3,423.58 = 1,485.63 : x
  2. Step 2: Convert to fraction form
    2,480.93/3,423.58 = 1,485.63/x
  3. Step 3: Cross multiply
    2,480.93x = 3,423.58 × 1,485.63
  4. Step 4: Simplify right side
    2,480.93x = 5,086,173.16
  5. Step 5: Solve for x
    x = 5,086,173.16/2,480.93
  6. Step 6: Final answer
    x = 2,050.11

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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.