Home / 6,741.64-9,303.78-3,948.04

Finding the Fourth Proportional to 6,741.64, 9,303.78 and 3,948.04

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Solution

The fourth proportional to 6,741.64, 9,303.78 and 3,948.04 is: 5,448.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,741.64 : 9,303.78 = 3,948.04 : x
  2. Step 2: Convert to fraction form
    6,741.64/9,303.78 = 3,948.04/x
  3. Step 3: Cross multiply
    6,741.64x = 9,303.78 × 3,948.04
  4. Step 4: Simplify right side
    6,741.64x = 36,731,695.59
  5. Step 5: Solve for x
    x = 36,731,695.59/6,741.64
  6. Step 6: Final answer
    x = 5,448.48

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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.