Home / 6,341.36-9,516.18-2,878.64

Finding the Fourth Proportional to 6,341.36, 9,516.18 and 2,878.64

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Solution

The fourth proportional to 6,341.36, 9,516.18 and 2,878.64 is: 4,319.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,341.36 : 9,516.18 = 2,878.64 : x
  2. Step 2: Convert to fraction form
    6,341.36/9,516.18 = 2,878.64/x
  3. Step 3: Cross multiply
    6,341.36x = 9,516.18 × 2,878.64
  4. Step 4: Simplify right side
    6,341.36x = 27,393,656.40
  5. Step 5: Solve for x
    x = 27,393,656.40/6,341.36
  6. Step 6: Final answer
    x = 4,319.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.