Home / 6,725.60-9,281.55-3,700.84

Finding the Fourth Proportional to 6,725.60, 9,281.55 and 3,700.84

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Solution

The fourth proportional to 6,725.60, 9,281.55 and 3,700.84 is: 5,107.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,725.60 : 9,281.55 = 3,700.84 : x
  2. Step 2: Convert to fraction form
    6,725.60/9,281.55 = 3,700.84/x
  3. Step 3: Cross multiply
    6,725.60x = 9,281.55 × 3,700.84
  4. Step 4: Simplify right side
    6,725.60x = 34,349,531.50
  5. Step 5: Solve for x
    x = 34,349,531.50/6,725.60
  6. Step 6: Final answer
    x = 5,107.28

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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.