Home / 5,084.32-7,013.64-3,195.40

Finding the Fourth Proportional to 5,084.32, 7,013.64 and 3,195.40

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Solution

The fourth proportional to 5,084.32, 7,013.64 and 3,195.40 is: 4,407.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,084.32 : 7,013.64 = 3,195.40 : x
  2. Step 2: Convert to fraction form
    5,084.32/7,013.64 = 3,195.40/x
  3. Step 3: Cross multiply
    5,084.32x = 7,013.64 × 3,195.40
  4. Step 4: Simplify right side
    5,084.32x = 22,411,385.26
  5. Step 5: Solve for x
    x = 22,411,385.26/5,084.32
  6. Step 6: Final answer
    x = 4,407.94

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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.