Home / 3,548.81-4,892.58-2,485.14

Finding the Fourth Proportional to 3,548.81, 4,892.58 and 2,485.14

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Solution

The fourth proportional to 3,548.81, 4,892.58 and 2,485.14 is: 3,426.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.81 : 4,892.58 = 2,485.14 : x
  2. Step 2: Convert to fraction form
    3,548.81/4,892.58 = 2,485.14/x
  3. Step 3: Cross multiply
    3,548.81x = 4,892.58 × 2,485.14
  4. Step 4: Simplify right side
    3,548.81x = 12,158,746.26
  5. Step 5: Solve for x
    x = 12,158,746.26/3,548.81
  6. Step 6: Final answer
    x = 3,426.15

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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.