Home / 5,725.58-7,898.96-3,485.66

Finding the Fourth Proportional to 5,725.58, 7,898.96 and 3,485.66

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Solution

The fourth proportional to 5,725.58, 7,898.96 and 3,485.66 is: 4,808.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,725.58 : 7,898.96 = 3,485.66 : x
  2. Step 2: Convert to fraction form
    5,725.58/7,898.96 = 3,485.66/x
  3. Step 3: Cross multiply
    5,725.58x = 7,898.96 × 3,485.66
  4. Step 4: Simplify right side
    5,725.58x = 27,533,088.91
  5. Step 5: Solve for x
    x = 27,533,088.91/5,725.58
  6. Step 6: Final answer
    x = 4,808.79

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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.