Home / 5,225.08-7,213.98-3,825.40

Finding the Fourth Proportional to 5,225.08, 7,213.98 and 3,825.40

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Solution

The fourth proportional to 5,225.08, 7,213.98 and 3,825.40 is: 5,281.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225.08 : 7,213.98 = 3,825.40 : x
  2. Step 2: Convert to fraction form
    5,225.08/7,213.98 = 3,825.40/x
  3. Step 3: Cross multiply
    5,225.08x = 7,213.98 × 3,825.40
  4. Step 4: Simplify right side
    5,225.08x = 27,596,359.09
  5. Step 5: Solve for x
    x = 27,596,359.09/5,225.08
  6. Step 6: Final answer
    x = 5,281.52

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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.